000 00347nam a2200145 4500
082 _a338.52 LEF-P7
100 _aLeftwich, Richard H
245 _aPrice system and resource allocation
250 _a7 edition
260 _aIllinois
_bDryden Press
_c1979
300 _a
490 _a
650 _aPrices-- Production economics
942 _cBK
999 _c592710
_d592710