00399nam a2200145Ia 4500008004100000020001800041041000800059082001300067100001600080245005200096250000600148260006400154300001100218650002400229210716s2013    xx            000 0 und d  a9789381141670  aeng  a003 GUPC  aGupta, C B.  aOptimization techniques in operations research.  a2  aNew DelhibI K International Publishing House Pvt Ltdc2013  axv,369  aOperations Research