Sinceinternet Became In the Last Years the Biggest Source of Information As Opensources and Free Market and Commonly Reachable For the Educationalist In Higherand Further Education Systems, the Book Concept Has Been Dramatically Redefinedfor Higher Education and Further Education, Especially In Terms of Separatingof Its Content and the Related Support. Practically, When Using the Electronicmedia, a Book Could Take a Different Look-The Electronic Book (E-Book).Due to Their Widely Spread In the Last Period, the E-Books Are One of the Mosteffective Ways to Support Distance Learning (E-Learning), As They Can Be Readby Thousands of Readers. Due to the Fact That the Teachers Have Limited Timefor Participating to the Face-To-Face Training Programmes, the E-Books Becamean Important Tool For Promoting Different Training Courses Organized In Theframe of Various Projects. the Various Types of Engagement In Digital Libraries(Dls), Such As Funding Developmental Stages or Devoting Important Shares In Theacquisition of Access Has Drawn Considerable Attention to the Evaluation Ofthese Systems During the Late Period. the Term Digital Library Is Vast, Coversmany and Different Applications and Has Been Used Interchangeably For Systems,Like Digitized Collections, E-Journals Platforms, Network Databases, Librarywebsites, Etc. Moreover the Current Electronic Publishing Business Modelsenrich the Dl Technology Aiming to Provide Powerful Information Access Optionsto the Users. the Best Practices and ...