000 00320nam a2200133Ia 4500
100 _aAckoff/ R.L/ Sasieni/ M.W.
942 _cBK
654 _aOperation Research
245 _aFundamentals of Operation Research
260 _bWiley eastern
_aNew Delhi
_c1968
082 _a658.4034
300 _a455
546 _aENGLISH
999 _c28839
_d28839