AbstractCentral Library, University of Delhi, New Delhi (DUCL) and Central Library, Jawaharlal Nehru University, New Delhi (JNUCL) are among the leading libraries of India which are serving to a vast number of users concerned with numerous subjects and disciplines. The present article highlights facets of technologies and procedures being used by these libraries. The paper discusses about the collection development especially of the e-resources in the perspectives of electronic publishing. In this digital era it is imperative to analyze the impact of e-resources on the traditional print resources as well as to check the effectiveness of the collection and development process. With the easy access and retrieval of the information, the libraries are providing efficient services, the same has been tried to study in both of these libraries and a comparative study has been made.