00341nam a2200145Ia 4500003000400000005001700004008004000021040000700061041001200068082001600080100001600096245002400112260005100136300000800187OSt20230523105439.0210210b1962   xxu||||| |||| 00| 0 eng d  cAL  aEnglish  a519.72 HADL  aHADLEY (G).  aLinear programming.  aNew Delhi.bOxford & IBH Publishing Co.,c1962  a520