000 00269nam a2200085Ia 4500
001 MPKV107187
008 120911s9999 xx 000 0 und d
245 _aIndian Journal of Agricultural Economics. Vol.35
_c;
260 _aBombay-23
_bIndian Society of Agril. Economica.
_c1980
999 _c70563
_d70563