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020 _a9788121902816
040 _aUPES LIBRARY
_bEnglish
082 _a658.403
_bGUP
100 _aGupta, Prem Kumar
_98145
245 _aOperations research
260 _aNew Delhi:
_bS Chand,
_c2012
300 _a1418p.
650 _aQuantitative technique
_9744413
653 _aOperations research
700 _aHira, D S
_93437
942 _cBK
999 _c10430
_d10430