000 00293nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _a HAM/O
100 _aHAMDY A TAHA
245 0 _aOPERATIONS RESEARCH:AN INTRODUCTION
260 _bKALYANI PUBLISHERS
_c2002
300 _a830
942 _cTB
999 _c21871
_d21871