00374nam a2200145Ia 4500008004100000020001800041041000800059082001300067100002100080245002500101250000600126260006100132300001100193650002400204210716s2008    xx            000 0 und d  a9780070669024  aeng  a003 IYEP  aIyer, P Sankara.  aOperations research.  a1  aNew DelhibTata McGraw Hill Publishing Company Ltdc2008  axv,288  aOperations Research