00479nam a2200169Ia 4500008004100000020001800041082001800059100002000077245002400097260004500121300000800166650004100174650003400215653002400249700001800273700001800291170901s2011    xx            000 0 und d  a9788131310458  a630.717bK55E  aKhandai, Hemant 0aExtension Education  aNew DelhibA. P. H. Publishing Co.c2011  a304  aAgriculture and related technologies  aTechnology (Applied sciences)  aExtension Education  aMathur, Anshu  aYadav, Kalika