000 00294nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aHarvey M. Wagner
245 0 _aPrinciples of Operations Research
260 _bPHI Learning Pvt. Ltd
260 _c1994
365 _b195.00
942 _cBK
999 _c137821
_d137821