000 00312 a2200121 4500
080 _a63(071.7)
_bG 231 A
245 1 _aAgricultural extension
_bScope and methods
_cby J.S. Garg
260 _aAgra
_c1960
650 _aAgricultural Extension
100 1 _aGarg, J.S.
_d
300 _a263 p. & 14 pls.
901 _a66794
999 _c41112
_d41112