000 00455nam a2200193Ia 4500
003 OSt
005 20240308212008.0
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040 _cMRSPTU
082 _a620
_bGU-O
100 _aGupta,Prem Kumar
245 0 _aOperations research
250 _a1st Ed.
260 _aNew Delhi
_bS.Chand & Company Ltd
_c2014
300 _a1418
650 _aMechanical Engineering
700 _aHira,D.S
942 _cBK
_2ddc
999 _c959
_d959