00317nam a2200121Ia 4500082001800000100002000018245003700038260004200075300001500117490005300132500000500185700000500190  a519.7bZ79.LI  aZionts, Stanley  aLinear and integer programmingb  aEnglewood CliffsbPrentice-Hallc1974  axiv, 514p.  aPrentice-Hall international series in Management  a  a