000 00423nam a2200181 4500
020 _a
_c
082 _a338.52 DUN-R4
100 _aDuncan, Delbert J; Phillips, Charles F
245 _aRelating principles and methods
250 _a4
260 _aRichard D Irwin Inc, Illinois
_c1955
300 _a
490 _a
500 _a
590 _aRajeev
_b
_c
650 _aPrices-- Production economics
942 _cBK
999 _c310386
_d310386