Rajgopalan T S Ed. Ranganathan philosophy Assesment impact and relevance Rajgopalan T S Ed. - New Delhi Vikas India 1986 - xix,690p cm. Standard No.: 3,972 Source: Textual Subjects--Topical Terms: LIBRARY SCIENCE Dewey Class. No.: 2xM92p1,N85, M6-;3 (2D)