00433nam a2200157Ia 4500008004100000020001500041082001600056100002100072245004200093250000800135260003800143300002800181500001900209600003300228650001400261240925s9999    xx            000 0 und d  a8120312228  a001.424 TAH  aHamday , A. Taha 0aOperations Research: an introduction   a6th  aNew Delhi:bPrentice Hallc,1997.  axix,604p.bNAfOriginal  aIncludes Index  aHumanities & Natural Science  aGeneralia