000 00363nam a2200157Ia 4500
008 230913s9999 xx 000 0 und d
082 _a HIR
100 _aGupta, Prem Kumar
245 0 _aOperation Research
260 _aNEW DELHI
260 _bSULTAN CHAND AND SONS
260 _c2008
300 _a1395
650 _aMathematics
700 _aHIRA, D.S.
999 _c118293
_d118293