000 00316nam a2200133Ia 4500
008 230321s9999 xx 000 0 und d
082 _a512.944
_bGUP
100 _aGupta, S.P
245 0 _aQuantative Technology & Operations Research
250 _a3rd
260 _bSultan Chand
_c2014
300 _a---
942 _cBB
999 _c6007
_d6007