DUBEY,Shantanu Kumar Dubey Linkage Pespective in Agricultural Extension Linkage Pespective in Agricultural Extension/Shantunu Kumar Dubey,Uma Sah and A.K Singh - New Delhi Daya 2011 - x,263p.: ill.; 21cm Includes Annexure ISBN: 978-81-7035-762-9 Subjects--Topical Terms: Dewey Class. No.: 630.715