00342nam a2200145Ia 4500003000400000005001700004008004000021040000700061041001200068082001700080100002300097245003900120260002800159300000900187OSt20260415145133.0210210b1978   xxu||||| |||| 00| 0 eng d  cAL  aEnglish  a001.424 WAGP  aWAGNER (HARVEY M).  aPrinciples of operations research.  aNDbPrentice Hallc1978  a1039