000 00312nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a658.51 R569
100 _aRIGGS,L.J
245 0 _aPRODUCTION SYSTEMS: PLANNING ANALYSIS AND CONTROL
260 _aNEW YORK
_bWiley
_c1976
300 _a23X16
942 _cBK
_2DDC
999 _c17286
_d17286