000 00320nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
082 _a510.72 pan
100 _aPaneerselvam, R
245 0 _aOperation Research
260 _aNEW DELHI
260 _bPHI
260 _c2004
300 _a490
650 _aMathematics
999 _c142267
_d142267