000 00306nam a2200121Ia 4500
008 160710s1957 xx 000 0 und d
082 _a658.54 CHU
100 _aCHRCHMA,C.WEST
245 _aINTRODUCTION TO OPERATIONS RESEARCH
260 _bJOHN WILEY & SONS INC.
_c1957
300 _a645
942 _2ddc
_cB
999 _c33407
_d33407