Library science can be defined as the application of management tools to libraries. It is a multidisciplinary subject and deals with the organization, collection and preservation of books, newspapers, public records and artifacts. Cataloging and indexing of all library records for easy retrieval is a major part of library science. Managing archives is also an important aspect of this subject. Most of the topics introduced in this textbook cover new techniques and the applications of library science. It aims to serve as a resource guide for students and facilitate the study of the discipline.