00346nam a2200133 a 450000500170000002000180001708200180003510000160005324500490006925000110011826000370012930000270016650000190019320251203112033.0  a9780230638853  a658.4034bSHA  aSharma, J.K  aOperations researchbtheory and applications  a4th ed  aNew DelhibMacmillanc1997-R2010  axviii,958p.c22cm.bPB  aincludes index