000 00322nam a2200121Ia 4500
008 180328s9999 xx 000 0 und d
020 _a9788177540394
100 _aSingh, A.K.
245 0 _aAgriculture extension: Impact and Assessment
260 _aJodhpur,
_bAgrobios (India)
_c2018
300 _a230p.
942 _2UDC
_cBK
999 _c38587
_d38587