000 00285nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _a"Gupta, P.K."
245 0 _aProblems in Operations Research
260 _bS.Chand & Company
260 _c2006
365 _b250.00
942 _cBK
999 _c142263
_d142263