000 00312nam a2200145Ia 4500
008 220105s9999 xx 000 0 und d
041 _aENGLISH
082 _a658.072
100 _a"Gupta, Prem Kumar"
245 0 _aOperations Research
250 _n1
260 _bS. Chand
365 _b490
942 _cBK
999 _c199976
_d199976