000 00344nam a2200133Ia 4500
008 170101s1988 xx 000 0 und d
020 _a8170961297
082 _a338 HEA
100 _aHeady, Earl O
245 0 _aAgricultural production fuctions and resource use
260 _aNew Delhi
_bKalyani
_c1988
300 _aP.667
942 _2ddc
_cBK
999 _c244931
_d244931