プログラミング電子書籍

カート

購入できない書籍

お買い物かごをご確認ください。購入不可の商品を削除できます。削除されなかった購入不可の商品は、購入手続き時に削除されます。

点点

- 電子書籍への無制限アクセス
  
  オーディオブックへの無制限アクセス
  
  契約なし、いつでもキャンセル可能 kobo.com/account/subscriptions
  
  お好みのオーディオブックに毎月1クレジットを取得
  
  契約なし、いつでもキャンセル可能 kobo.com/account/subscriptions
  
  電子書籍への無制限アクセス
  
  オーディオブックへの無制限アクセス
  
  契約なし、いつでもキャンセル可能 kobo.com/account/subscriptions
  オーディオブック
  − ,
  
  発売日:
  
  . 契約なし、いつでもキャンセル可能 kobo.com/account/subscriptions.
  
  予約注文する
  オーディオブック月 1 冊
  
  + 30 日間無料お試し
  
  スペシャルオファー
  
  お好きなオーディオブックと交換できるチケットが毎月１枚もらえます。
  
  *いつでも自由に解約できます
  
  無料

点点

電子書籍への無制限アクセス

オーディオブックへの無制限アクセス

契約なし、いつでもキャンセル可能 kobo.com/account/subscriptions

お好みのオーディオブックに毎月1クレジットを取得

契約なし、いつでもキャンセル可能 kobo.com/account/subscriptions

電子書籍への無制限アクセス

オーディオブックへの無制限アクセス

契約なし、いつでもキャンセル可能 kobo.com/account/subscriptions
オーディオブック
− ,

発売日:
. 契約なし、いつでもキャンセル可能 kobo.com/account/subscriptions.

予約注文する
オーディオブック月 1 冊

+ 30 日間無料お試し

スペシャルオファー

お好きなオーディオブックと交換できるチケットが毎月１枚もらえます。

*いつでも自由に解約できます

無料

おすすめ

Cooperative Design, Visualization, and Engineering

22nd International Conference, CDVE 2025, Bangkok, Thailand, October 19-22, 2025, Proceedings

編集 Yuhua Luo ...

シリーズ series Springer Nature Proceedings Computer Science
This book constitutes the proceedings of the 22nd International Conference on Cooperative Design, Visualization, and Engineering, CDVE 2025, held in Bangkok, Thailand, during October 19-22, 2025.The 22 full papers and 3 short papers included in these proceedings were carefully reviewed and selected from 55 submissions. They focus on all aspects of model-based systems, engineering interoperability, ... もっと見る

8,021 円

This book constitutes the proceedings of the 22nd International Conference on Cooperative Design, Visualization, and Engineering, CDVE 2025, held in Bangkok, Thailand, during October 19-22, 2025.The 22 full papers and 3 short papers included in these proceedings were carefully reviewed and selected from 55 submissions. They focus on all aspects of model-based systems, engineering interoperability,
... もっと見る
Pervasive Health

State-of-the-art and Beyond

編集 Andreas Holzinger, Martina Ziefle, Carsten Röcker ...

シリーズ series Computer Science (R0)
Providing a comprehensive introduction into an overview of the field of pervasive healthcare applications, this volume incorporates a variety of timely topics ranging from medical sensors and hardware infrastructures, to software platforms and applications and addresses issues of user experience and technology acceptance.The recent developments in the area of information and communication ... もっと見る

12,154 円

Providing a comprehensive introduction into an overview of the field of pervasive healthcare applications, this volume incorporates a variety of timely topics ranging from medical sensors and hardware infrastructures, to software platforms and applications and addresses issues of user experience and technology acceptance.The recent developments in the area of information and communication
... もっと見る
The Virtual Assistant Weekly Operating System

Profitability, #1

− James Anstee ...

シリーズ本: 1 - Profitability
A virtual assistant's week can become crowded long before it becomes productive. Client requests arrive in email, chat, calendars, and task systems; meanwhile, proposals, invoices, follow-ups, and capacity decisions compete for attention. This practical guide offers a simple weekly review routine that turns scattered work into clear next actions. Learn how to separate leads, client commitments, ... もっと見る

650 円

A virtual assistant's week can become crowded long before it becomes productive. Client requests arrive in email, chat, calendars, and task systems; meanwhile, proposals, invoices, follow-ups, and capacity decisions compete for attention. This practical guide offers a simple weekly review routine that turns scattered work into clear next actions. Learn how to separate leads, client commitments,
... もっと見る
Expert T-SQL Window Functions in SQL Server 2019

The Hidden Secret to Fast Analytic and Reporting Queries

− Kathi Kellenberger, Clayton Groom, Ed Pollack ...

シリーズ series Professional and Applied Computing (R0)
Become an expert who can use window functions to solve T-SQL query problems. Replace slow cursors and self-joins with queries that are easy to write and perform better. This new edition provides expanded examples, including a chapter from the world of sports, and covers the latest performance enhancements through SQL Server 2019.Window functions are useful in analytics and business intelligence ... もっと見る

6,685 円

Become an expert who can use window functions to solve T-SQL query problems. Replace slow cursors and self-joins with queries that are easy to write and perform better. This new edition provides expanded examples, including a chapter from the world of sports, and covers the latest performance enhancements through SQL Server 2019.Window functions are useful in analytics and business intelligence
... もっと見る
Software Developers as Users

Semiotic Investigations in Human-Centered Software Development

− Clarisse Sieckenius de Souza, Juliana Soares Jansen Ferreira, Rafael Rossi de Mello Brandão, Luiz Marques Afonso, Renato Fontoura de Gusmão Cerqueira ...

シリーズ series Computer Science (R0)
This book presents the SigniFYI Suite of conceptual and methodological tools, designed to uncover meanings inscribed in software, their origins, intent and consequences to identify and trace correlating patterns; from software design and development to software use and experience.Based on the study of Semiotic Engineering, the book advances the e study of Human-Centered Computing (HCC), inviting ... もっと見る

12,154 円

This book presents the SigniFYI Suite of conceptual and methodological tools, designed to uncover meanings inscribed in software, their origins, intent and consequences to identify and trace correlating patterns; from software design and development to software use and experience.Based on the study of Semiotic Engineering, the book advances the e study of Human-Centered Computing (HCC), inviting
... もっと見る
Digital Logic for Computing

− John Seiffertt ...

シリーズ series Computer Science (R0)
The book provides a bottom-up approach to understanding how a computer works and how to use computing to solve real-world problems. It covers the basics of digital logic through the lens of computer organization and programming. The reader should be able to design his or her own computer from the ground up at the end of the book. Logic simulation with Verilog is used throughout, assembly languages ... もっと見る

6,076 円

The book provides a bottom-up approach to understanding how a computer works and how to use computing to solve real-world problems. It covers the basics of digital logic through the lens of computer organization and programming. The reader should be able to design his or her own computer from the ground up at the end of the book. Logic simulation with Verilog is used throughout, assembly languages
... もっと見る
Vision-Based Human Activity Recognition

− Zhongxu Hu, Chen Lv ...

シリーズ series Computer Science (R0)
This book offers a systematic, comprehensive, and timely review on V-HAR, and it covers the related tasks, cutting-edge technologies, and applications of V-HAR, especially the deep learning-based approaches. The field of Human Activity Recognition (HAR) has become one of the trendiest research topics due to the availability of various sensors, live streaming of data and the advancement in computer ... もっと見る

6,076 円

This book offers a systematic, comprehensive, and timely review on V-HAR, and it covers the related tasks, cutting-edge technologies, and applications of V-HAR, especially the deep learning-based approaches. The field of Human Activity Recognition (HAR) has become one of the trendiest research topics due to the availability of various sensors, live streaming of data and the advancement in computer
... もっと見る
Intelligent Robotics and Applications

16th International Conference, ICIRA 2023, Hangzhou, China, July 5–7, 2023, Proceedings, Part V

編集 Huayong Yang, Honghai Liu, Jun Zou, Zhouping Yin, Lianqing Liu, Geng Yang, Xiaoping Ouyang, Zhiyong Wang ...

シリーズ本: 5 - Springer Nature Proceedings Computer Science
The 9-volume set LNAI 14267-14275 constitutes the proceedings of the 16th International Conference on Intelligent Robotics and Applications, ICIRA 2023, which took place in Hangzhou, China, during July 5–7, 2023.The 413 papers included in these proceedings were carefully reviewed and selected from 630 submissions. They were organized in topical sections as follows:Part I: Human-Centric ... もっと見る

12,154 円

The 9-volume set LNAI 14267-14275 constitutes the proceedings of the 16th International Conference on Intelligent Robotics and Applications, ICIRA 2023, which took place in Hangzhou, China, during July 5–7, 2023.The 413 papers included in these proceedings were carefully reviewed and selected from 630 submissions. They were organized in topical sections as follows:Part I: Human-Centric
... もっと見る
Haptic Interaction

Science, Engineering and Design

編集 Takuya Nojima, Ki-Uk Kyung, Hiroyuki Kajimoto, Shoichi Hasegawa, Masashi Konyo ...

シリーズ series Springer Nature Proceedings excluding Computer Science
This book comprises the proceedings of the second International Conference, AsiaHaptics 2016, held in Kashiwanoha, Japan. The book treats the state of the art of the diverse haptics (touch)-related research, including scientific research of haptics perception and illusion, development of haptics devices, and applications to a wide variety of fields such as education, medicine, telecommunication, ... もっと見る

26,740 円

This book comprises the proceedings of the second International Conference, AsiaHaptics 2016, held in Kashiwanoha, Japan. The book treats the state of the art of the diverse haptics (touch)-related research, including scientific research of haptics perception and illusion, development of haptics devices, and applications to a wide variety of fields such as education, medicine, telecommunication,
... もっと見る
Enterprise Information Systems

16th International Conference, ICEIS 2014, Lisbon, Portugal, April 27-30, 2014, Revised Selected Papers

編集 José Cordeiro, Slimane Hammoudi, Leszek Maciaszek, Olivier Camp, Joaquim Filipe ...

シリーズ series Springer Nature Proceedings Computer Science
This book contains extended and revised papers from the 16th International Conference on Enterprise Information Systems, ICEIS 2014, held in Lisbon, Portugal, in April 2014.The 24 papers presented in this volume were carefully reviewed and selected from a total of 313 submissions. The book also contains two full-paper invited talks. The selected papers reflect state-of-the-art research that is ... もっと見る

6,076 円

This book contains extended and revised papers from the 16th International Conference on Enterprise Information Systems, ICEIS 2014, held in Lisbon, Portugal, in April 2014.The 24 papers presented in this volume were carefully reviewed and selected from a total of 313 submissions. The book also contains two full-paper invited talks. The selected papers reflect state-of-the-art research that is
... もっと見る
E-Learning, E-Education, and Online Training

Third International Conference, eLEOT 2016, Dublin, Ireland, August 31 – September 2, 2016, Revised Selected Papers

編集 Markus Helfert, Alberto Bucciero, Matthias Glowatz, Giovanni Vincenti ...

シリーズ series Springer Nature Proceedings Computer Science
This book constitutes the proceedings of the 3rd International Conference on E-Learning, E-Education, and Online Training, eLEOT 2016, held in Dublin, Ireland, August 31 – September 2, 2016.The 25 revised full papers presented were carefully reviewed and selected from 35 submissions. They focus on topics as augmented reality learning, blended learning, learning analytics, mobile learning, virtual ... もっと見る

6,076 円

This book constitutes the proceedings of the 3rd International Conference on E-Learning, E-Education, and Online Training, eLEOT 2016, held in Dublin, Ireland, August 31 – September 2, 2016.The 25 revised full papers presented were carefully reviewed and selected from 35 submissions. They focus on topics as augmented reality learning, blended learning, learning analytics, mobile learning, virtual
... もっと見る
Design That Scales

Creating a Sustainable Design System Practice

− Dan Mall ...

After years of building the same interface elements, some designers and developers get wise and try to create reusable, common solutions to help everyone stop reinventing the wheel every time. Most fail. In Design That Scales, design systems expert Dan Mall draws on his extensive experience helping some of the world's most recognizable brands create design practices that are truly sustainable and ... もっと見る

5,950 円

After years of building the same interface elements, some designers and developers get wise and try to create reusable, common solutions to help everyone stop reinventing the wheel every time. Most fail. In Design That Scales, design systems expert Dan Mall draws on his extensive experience helping some of the world's most recognizable brands create design practices that are truly sustainable and
... もっと見る
Developing for Apple TV using tvOS and Swift

− Gary Bennett, Brad Lees, Stefan Kaczmarek ...

シリーズ series Professional and Applied Computing (R0)
Gary Bennett, Brad Lees, and Stefan Kaczmarek, the team behind Swift 2 for Absolute Beginners, brings you a hands-on “Swift” introduction to the new tvOS SDK with a collection of app projects to try out.You’ll learn how to create a BookStore app for the TV, including using Stack Views for book details, how to create a photo gallery app, and how to use collection view and split view controllers ... もっと見る

3,402 円

Gary Bennett, Brad Lees, and Stefan Kaczmarek, the team behind Swift 2 for Absolute Beginners, brings you a hands-on “Swift” introduction to the new tvOS SDK with a collection of app projects to try out.You’ll learn how to create a BookStore app for the TV, including using Stack Views for book details, how to create a photo gallery app, and how to use collection view and split view controllers
... もっと見る
Formal Methods for Industrial Critical Systems

30th International Conference, FMICS 2025, Aarhus, Denmark, August 27–28, 2025, Proceedings

編集 Anne Remke, Bernhard Steffen ...

シリーズ series Springer Nature Proceedings Computer Science
This book constitutes the proceedings of the 30th International Conference on Formal Methods for Industrial Critical Systems, FMICS 2025, held in Aarhus, Denmark, during August 27–28, 2025.The 13 full papers included in this book together with 2 invited papers were carefully reviewed and selected from 25 submissions. The papers have been organized in the following topical sections: verification; ... もっと見る

7,049 円

This book constitutes the proceedings of the 30th International Conference on Formal Methods for Industrial Critical Systems, FMICS 2025, held in Aarhus, Denmark, during August 27–28, 2025.The 13 full papers included in this book together with 2 invited papers were carefully reviewed and selected from 25 submissions. The papers have been organized in the following topical sections: verification;
... もっと見る
AI for a Just World

Power, Liberation, and the People Left Behind

編集 Christo El Morr, Rachel da Silveira Gorman, Elham Dolatabadi, Laleh Seyyed-Kalantari ...

AI for a Just World: Power, Liberation, and the People Left Behind examines how contemporary artificial intelligence (AI) systems are reshaping social, political, and economic life and how prevailing narratives of neutrality and efficiency obscure their unequal consequences. Bringing together critical scholarship from across disciplines, this book investigates how AI redistributes power, produces ... もっと見る

12,444 円

AI for a Just World: Power, Liberation, and the People Left Behind examines how contemporary artificial intelligence (AI) systems are reshaping social, political, and economic life and how prevailing narratives of neutrality and efficiency obscure their unequal consequences. Bringing together critical scholarship from across disciplines, this book investigates how AI redistributes power, produces
... もっと見る
A Journey Through Cultures

Metaphors for Guiding the Design of Cross-Cultural Interactive Systems

− Clarisse Sieckenius de Souza, Luciana Cardoso de Castro Salgado, Carla Faria Leitão ...

シリーズ series Computer Science (R0)
A Journey Through Cultures addresses one of the hottest topics in contemporary HCI: cultural diversity amongst users. For a number of years the HCI community has been investigating alternatives to enhance the design of cross-cultural systems. Most contributions to date have followed either a ‘design for each’ or a ‘design for all’ strategy.A Journey Through Cultures takes a very different approach ... もっと見る

12,154 円

A Journey Through Cultures addresses one of the hottest topics in contemporary HCI: cultural diversity amongst users. For a number of years the HCI community has been investigating alternatives to enhance the design of cross-cultural systems. Most contributions to date have followed either a ‘design for each’ or a ‘design for all’ strategy.A Journey Through Cultures takes a very different approach
... もっと見る
Digital Libraries and Archives

13th Italian Research Conference on Digital Libraries, IRCDL 2017, Modena, Italy, January 26-27, 2017, Revised Selected Papers

編集 Lorenzo Baraldi, Costantino Grana ...

シリーズ series Springer Nature Proceedings Computer Science
This book constitutes the thoroughly refereed proceedings of the 13th Italian Research Conference on Digital Libraries, IRCDL 2017, held in Modena, Italy, in January 2017.The 15 papers presented were carefully selected from 25 submissions. The papers cover the following topics: bibliometrics and education; multimedia; data management and presentation; cultural heritage; applications. ... もっと見る

6,076 円

This book constitutes the thoroughly refereed proceedings of the 13th Italian Research Conference on Digital Libraries, IRCDL 2017, held in Modena, Italy, in January 2017.The 15 papers presented were carefully selected from 25 submissions. The papers cover the following topics: bibliometrics and education; multimedia; data management and presentation; cultural heritage; applications.
... もっと見る
Quality of Information and Communications Technology

12th International Conference, QUATIC 2019, Ciudad Real, Spain, September 11–13, 2019, Proceedings

編集 Mario Piattini, Paulo Rupino da Cunha, Ignacio García Rodríguez de Guzmán, Ricardo Pérez-Castillo ...

シリーズ series Springer Nature Proceedings Computer Science
This book constitutes the refereed proceedings of the 12th International Conference on the Quality of Information and Communications Technology, QUATIC 2019, held in Ciudad Real, Spain, in September 2019.The 19 full papers and 6 short papers were carefully reviewed and selected from 66 submissions. The papers are organized in topical sections: security & privacy, requirements engineering, business ... もっと見る

9,237 円

This book constitutes the refereed proceedings of the 12th International Conference on the Quality of Information and Communications Technology, QUATIC 2019, held in Ciudad Real, Spain, in September 2019.The 19 full papers and 6 short papers were carefully reviewed and selected from 66 submissions. The papers are organized in topical sections: security & privacy, requirements engineering, business
... もっと見る
Connected and Automated Vehicles: Integrating Engineering and Ethics

編集 Fabio Fossa, Federico Cheli ...

シリーズ series Intelligent Technologies and Robotics (R0)
This book reports on theoretical and practical analyses of the ethical challenges connected to driving automation. It also aims at discussing issues that have arisen from the European Commission 2020 report “Ethics of Connected and Automated Vehicles. Recommendations on Road Safety, Privacy, Fairness, Explainability and Responsibility”. Gathering contributions by philosophers, social scientists, ... もっと見る

19,447 円

This book reports on theoretical and practical analyses of the ethical challenges connected to driving automation. It also aims at discussing issues that have arisen from the European Commission 2020 report “Ethics of Connected and Automated Vehicles. Recommendations on Road Safety, Privacy, Fairness, Explainability and Responsibility”. Gathering contributions by philosophers, social scientists,
... もっと見る
Physiological Computing Systems

First International Conference, PhyCS 2014, Lisbon, Portugal, January 7-9, 2014, Revised Selected Papers

編集 Hugo Plácido da Silva, Andreas Holzinger, Stephen Fairclough, Dennis Majoe ...

シリーズ series Springer Nature Proceedings Computer Science
This book constitutes the proceedings of the First International Conference on Physiological Computing Systems, PhyCS 2014, held in Lisbon, Portugal, in January 2014. The 10 papers presented in this volume were carefully reviewed and selected from 52 submissions. They are organized in topical sections named: methodologies and methods; devices; applications; and human factors. ... もっと見る

4,862 円

This book constitutes the proceedings of the First International Conference on Physiological Computing Systems, PhyCS 2014, held in Lisbon, Portugal, in January 2014. The 10 papers presented in this volume were carefully reviewed and selected from 52 submissions. They are organized in topical sections named: methodologies and methods; devices; applications; and human factors.
... もっと見る
RoboCup 2015: Robot World Cup XIX

編集 Luis Almeida, Jianmin Ji, Gerald Steinbauer, Sean Luke ...

シリーズ series Springer Nature Proceedings Computer Science
This book is the Proceedings of the 19th Annual RoboCup International Symposium, held in Hefei, China, in July 2015.The book contains 20 papers presented at the Symposium, carefully selected from 39 submissions. Additionally the book contains 11 champion team papers and one paper from the Workshop on Benchmarking Service Robots. The papers present current research in robotics, artificial ... もっと見る

6,076 円

This book is the Proceedings of the 19th Annual RoboCup International Symposium, held in Hefei, China, in July 2015.The book contains 20 papers presented at the Symposium, carefully selected from 39 submissions. Additionally the book contains 11 champion team papers and one paper from the Workshop on Benchmarking Service Robots. The papers present current research in robotics, artificial
... もっと見る
Neural Information Processing

25th International Conference, ICONIP 2018, Siem Reap, Cambodia, December 13–16, 2018, Proceedings, Part V

編集 Long Cheng, Andrew Chi Sing Leung, Seiichi Ozawa ...

シリーズ本: 5 - Springer Nature Proceedings Computer Science
The seven-volume set of LNCS 11301-11307 constitutes the proceedings of the 25th International Conference on Neural Information Processing, ICONIP 2018, held in Siem Reap, Cambodia, in December 2018.The 401 full papers presented were carefully reviewed and selected from 575 submissions. The papers address the emerging topics of theoretical research, empirical studies, and applications of neural ... もっと見る

6,076 円

The seven-volume set of LNCS 11301-11307 constitutes the proceedings of the 25th International Conference on Neural Information Processing, ICONIP 2018, held in Siem Reap, Cambodia, in December 2018.The 401 full papers presented were carefully reviewed and selected from 575 submissions. The papers address the emerging topics of theoretical research, empirical studies, and applications of neural
... もっと見る
Web Engineering

21st International Conference, ICWE 2021, Biarritz, France, May 18–21, 2021, Proceedings

編集 Marco Brambilla, Richard Chbeir, Flavius Frasincar, Ioana Manolescu ...

シリーズ series Springer Nature Proceedings Computer Science
This book constitutes the proceedings of the 21st International Conference on Web Engineering, ICWE 2021, which was supposed to be held in Biarritz, France, in May 2021. Due to the corona pandemic the conference changed to a virtual format.The total of 22 full and 13 short contributions presented in this volume were carefully reviewed and selected from 128 submissions. The book also contains 6 ... もっと見る

12,154 円

This book constitutes the proceedings of the 21st International Conference on Web Engineering, ICWE 2021, which was supposed to be held in Biarritz, France, in May 2021. Due to the corona pandemic the conference changed to a virtual format.The total of 22 full and 13 short contributions presented in this volume were carefully reviewed and selected from 128 submissions. The book also contains 6
... もっと見る
Cooperative Design, Visualization, and Engineering

18th International Conference, CDVE 2021, Virtual Event, October 24–27, 2021, Proceedings

編集 Yuhua Luo ...

シリーズ series Springer Nature Proceedings Computer Science
This book constitutes the proceedings of the 18th International Conference on Cooperative Design, Visualization, and Engineering, CDVE 2021, held in October 2021. Due to COVId-19 pandemic the conference was held virtually.The 25 full papers and 9 short papers presented were carefully reviewed and selected from 69 submissions. The achievement, progress and future challenges are reported in areas ... もっと見る

9,116 円

This book constitutes the proceedings of the 18th International Conference on Cooperative Design, Visualization, and Engineering, CDVE 2021, held in October 2021. Due to COVId-19 pandemic the conference was held virtually.The 25 full papers and 9 short papers presented were carefully reviewed and selected from 69 submissions. The achievement, progress and future challenges are reported in areas
... もっと見る

楽天Kobo

電子書籍リーダー

アプリ

アクセサリー

カート

VIP 特典をお楽しみいただけます！

買い物かごは空です

発売日:

オーディオブック月 1 冊

+ 30 日間無料お試し

発売日:

オーディオブック月 1 冊

+ 30 日間無料お試し

おすすめ

プログラミング電子書籍

Cooperative Design, Visualization, and Engineering

Pervasive Health

The Virtual Assistant Weekly Operating System

Expert T-SQL Window Functions in SQL Server 2019

Software Developers as Users

Digital Logic for Computing

Vision-Based Human Activity Recognition

Intelligent Robotics and Applications

Haptic Interaction

Enterprise Information Systems

E-Learning, E-Education, and Online Training

Design That Scales

Developing for Apple TV using tvOS and Swift

Formal Methods for Industrial Critical Systems

AI for a Just World

A Journey Through Cultures

Digital Libraries and Archives

Quality of Information and Communications Technology

Connected and Automated Vehicles: Integrating Engineering and Ethics

Physiological Computing Systems

RoboCup 2015: Robot World Cup XIX

Neural Information Processing

Web Engineering

Cooperative Design, Visualization, and Engineering

電子書籍リーダー

アプリ

アクセサリー

カート

VIP 特典をお楽しみいただけます！

買い物かごは空です

発売日:

オーディオブック月 1 冊

+ 30 日間無料お試し

発売日:

オーディオブック月 1 冊

+ 30 日間無料お試し

おすすめ

プログラミング 電子書籍

プログラミング電子書籍