000 00301nam a22001097a 4500
082 _a658.4034 CHU'I
100 _aCHURCHMAN, C. WEST,ARNOFF, E LEONARDO,ACKOFF, RUSSELL L
_958433
245 _aINTRODUCTION TO OPERATIONS RESEARCH
260 _aNEWYORK
_bJOHN WILEY
_c1961
300 _a645P
942 _cBK
999 _c568634
_d568634