000 00253nam a2200097Ia 4500
008 220310s9999||||xx |||||||||||||| ||und||
100 _aACKOFF, RUSSELL L
245 0 _aINTRODUCTION TO OPERATIONS RESEARCH
650 _aOPERATIONS RESEARCH
_92724
942 _cBK
999 _c4315
_d4315