000 00317nam a2200133Ia 4500
008 170324s9999 xx 000 0 und d
082 _a338.13
100 _a"Helmberger, Peter G."
245 0 _aEconomics of agricultural prices
260 _b"Prentice Hall, Inc.,"
260 _c1996
365 _b0.00
942 _cBK
999 _c6078
_d6078