000 00276nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aHalcrow (Harold G)
245 0 _aEconomics of Agriculture
260 _bM.H (I.S.E)
260 _c1981
365 _b75.75
942 _cBK
999 _c210947
_d210947