00323nam a2200121Ia 4500008004100000041000800041100001400049245005200063260004200115300000800157650001500165999002100180240109s9999    xx            000 0 und d  aeng  aApte D.P.  aOperations Research and Quantitative Techniques  bExcel Books Pub.  New Delhi New Delhi  a744  aManagement  c1041611d1041611