000 00328nam a2200121Ia 4500
008 161118s2016 xx 000 0 und d
082 _a630.715 HAN-A
100 _aHansra B.S. and others
245 0 _aAgricultural Extension Systems: Issues and Approaches
260 _aNew Delhi
_bConcept
_c2008
300 _a192
942 _2ddc
999 _c31909
_d31909