000 00304nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aVasudevan and Ghosh
245 0 _aSimple study of agricultural economics and problems
260 _bNew Heights
260 _c1972
365 _b22.75
942 _cBK
999 _c205746
_d205746