000 00449nam a2200169Ia 4500
003 OSt
005 20190805143016.0
008 161231s2012 xx 000 0 und d
020 _a978-8177540390
082 _a630.715
_bSi643
100 _aA.K.Singh
245 0 _aAgricultral Extension: Impact & Assessment
260 _aVatsal enterprises new delhi
_bAgrobios
_c2012
300 _a266
650 _2Agricultural extension work
942 _2ddc
_cBK
999 _c26099
_d26099