00309nam a2200121Ia 4500008004100000020001500041041000800056100001800064245004100082250001200123260004400135300000800179211209s2006    xx            000 0 und d  a8120330439  aeng  aTAHA, A HAMDY  aOPERATION RESEARCH: AN INTRODUCTION   a8th ed.  aNEW DELHIbPRENTICE HALL OF INDIAc2006  a813