000 00270nam a2200109Ia 4500
008 230411s9999 xx 000 0 und d
082 _a658.4034THA
100 _aTAHA (Hamady.A)
245 0 _aOperations Research an Introduction
260 _bPHI
_aNEW DELHI
942 _cBK
999 _c5563
_d5563