Rajendran,S COPYRIGHT, COPYLEFT AND LIBRARIES - 1 - Thiruvananthapuram Sree Viswayogi 2017/01/01 - 209 ISBN: 9788193211632 Source: Purchased Jnaneswari Publications,Calicut Subjects--Topical Terms: CopyrightCopyleftLibrary Operations Dewey Class. No.: 025.12 / RAJ