00355nam a2200109Ia 4500050002100000100005400021245005200075020001800127260003000145040002900175008004100204  aS 544 bK37 2008  aKarthikeyan, C., R. Sendilkumar and D. Jaganathan 2aA textbook of agricultural extension management  a9788126908752  aAtlanticbNew Delhic2008  cChuka University Library230105s9999||||xx |||||||||||||| ||und||