000 00371nam a2200145Ia 4500
008 230711s9999||||xx |||||||||||||| ||und||
041 _aENG
082 _a658
_bHI-O
100 _aHiller,Frederick
245 0 _aOperational research
250 _a2nd
260 _c1987
_aNew Delhi
_bCBS Publishers & Distributors Pvt.Ltd
650 _aMechanical Engineering
942 _cBK
999 _c1477
_d1477