000 00392 a2200133 4500
080 _a63(071.7)(548.1)
_bG 946
245 1 _aGuide for agricultural extension work in Madras State
260 _aU.S.A.
_bDevelopment and Resource Corporation
_c1973
650 _aAgricultural Extension
100 _a
_d
300 _a200 p.
040 _aIARI, New Delhi
901 _a121718
999 _c78399
_d78399