000 00311nam a2200121Ia 4500
008 140113s9999 xx 000 0 und d
082 _a33:633 L3
100 _a"Folley, R.R.W."
245 _aIntensive Crop Economics
260 _a1973
_bHeinemann Educational Books Ltd.
_cLondon
300 _a331
942 _cBK
999 _c59022
_d59022