Extension strategies for agriculture and rural development / edited by Ashok K Singh. - Delhi : Daya Pub. House, 2010. - xxvii, 437 p. : ill. (some col.), col. map ; 25 cm. Includes index. ISBN: 9788170356417 Subjects--Topical Terms: Agricultural extension work--Developing countries. Dewey Class. No.: 630.71 / EXT 2010