000 00280nam a2200073Ia 4500
100 _aDivision of Dairy Extension National Dairy Research institute ,
245 _aResearches in Extension Education: Volume-1
260 _bDiv. of Dairy Extn. National Dairy Res. Inst. Karnal (Haryana), Haryana
_c1976
082 _aDIV
999 _c346026
_d346026