000			00343nam a2200133Ia 4500
008			211209s1987 xx 000 0 und d
041			_aeng
082			_a658.4034 N87 RAV
100			_aRAVIDRAN, A
245			_aOPERATIONS RESEARCH : PRINCIPLES AND PRACTICE
250			_a2 ed.
260			_aNEWYORK _bJOHN WILEY & SONS _c1987
300			_a637
999			_c27441 _d27441