Digital or virtual libraries have brought the revolutionary changes in the entire concept of library organization, management and operations. To peep into it, library and information science professionals, need to be get ready to face the challenges emerging due to the adoption of newer technologies. In this volume an attempt has been made to synthesize all aspects of Digital Libraries and to put them in the systematic order at one place to understand the conceptual phenomena and to render the better services. The books not only deals with the theoretical aspects of Digital Libraries but there are also some case studies which show the path to go ahead. Antivirus is also an important factor in forming the Digital Library. This aspect has also been given the due importance and a complete chapter has been devoted to this aspect. Few important topics concerning to Digital Libraries covered in this volume are : Policy and Planning of Digital Libraries. Digital Libraries : An Overview of Standards, Protocols and Formats. Perspectives in Digital Libraries. Digital Libraries : Storage & Management. Digitization of Dr. Raheja Library : A case study. Digital Information and Documentation Management in Leather and Allied Subjects. Electronic Copyright. Digital Property Rights and Licensing Issues. Antivirus and Protection of Digital Libraries. The book is suppose to be useful for the practicing Librarians, Information Scientists, Teachers and Students of Library and Information Science and to those who feel concerned in modernization and digitation of library resources.