000 00401nam a2200133Ia 4500
008 170101s1997 xx 000 0 und d
020 _a8170226171
082 _a630.715 NIA
100 _aNational Institute of Agricultural Extension manag
245 0 _aFarmers particpation in agricultural research and extension systems
260 _aNew Delhi
_bConcept
_c1997
300 _aP.271
942 _2ddc
_cBK
999 _c81181
_d81181