000 00320nam a2200133Ia 4500
005 20260205054105.0
008 260111s9999||||xx |||||||||||||| ||und||
082 _a510.7 G959O
100 _aGupta, Prem Kumar
245 0 _aOperation research
260 _aN. Delhi
_bS. Chand
_c2002
300 _a1055p.
942 _cBK
999 _c132563
_d132563