000 00326nam a2200145Ia 4500
008 230118s9999||||xx |||||||||||||| ||und||
082 _a658.4034
082 _bCHA/O
100 _aK.K
_bCHAWLA
100 _bVIJAYgupta
245 0 _aOPERATIONS RESERCH
260 _aNEW DELHI
260 _bkalyani publishers
260 _c1996
999 _c7689
_d7689