INTRODUCTION

Google Books Online is an innovative service that allows you to see all types of books directly on the Internet.

Google scans the books and after records all information about the book, that allows the researcher to locate relevant information on the topics or subject of their choice in books. This service is available worldwide, and for anyone that is serving the computer or the academic researcher who needs readily available reference on the other side of the planet.
The results found in Google search provide access to bibliographic information and books ; in many cases if the text is subject to copyright there is short excerpts or if it is the public domain, there is complete books.In all cases, Google provides a link to bookstores or libraries, where you can buy or borrow the book. This idea of online books is not new but noone before google had invested so much income and monopolize all power to accomplish it. As early as the beginnings of Google's project has had to face many worries, as a logistical point of view: how does it exist in the book world? How long does it take to scan a book? ; and as a legal point of view: How to respect the copyrights and the rights of publishers in making books accesible to all? Initially we will study the aim of this project, its history and its implementation and, the controversies and criticisms related to the online books and finally the impact on the world of books.

I – The objectives of Google Search
Google wants to scan all of the works from around the world so that everyone can have online access to books from around the world, both old and rare books, books écrient in another language and available in a single country or books exhausted or unavailable, or those available in bookstores. For Marissa Mayer, Vice President, Search Products & User Experience at Google, Google search is the goal of Google