000 nam a22 7a 4500
999 _c795
_d795
003 OSt
005 20180530192935.0
008 180530b xxu||||| |||| 00| 0 eng d
020 _a8177540394
082 _a630
_bSIN
100 _aSingh, A. K
245 _aAgricultural extension : impact and assessment /
_cby A K Singh.
260 _aJodhpur :
_b Agrobios ;
_c2006.
300 _a266 p.,
_c22 cm.
942 _2ddc
_cBK