00495nam a2200169Ia 4500082002200000100001800022245006800040260004200108300001500150500000500165690000600170700000500176952010300181964001700284921000900301999001500310  a658.4032bOp62.SA  aOptner, S. L.  aSystems analysis for business and industrial problems solvingb  aEnglewood CliffsbPrentice-Hallc1965  axii, 116p.  a  a   a  00104070aISIbISId1998-09-08l0o658.4032 Op62.SApDP2716r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a9416  c9416d9416