00447nam a2200157Ia 4500008004100000020001300041082001200054100002600066245004800092250000700140260003600147300002800183500000700211600002100218650005000239240925s9999    xx            000 0 und d  a72519584  a004 LEA  aTimothy  , J. O Leary 0aComputing Essentials 2004 complete edition   aNA  aNew York:bMc Graw HIllc,2003.  axiv,354p.bNAfOriginal  aNA  aComputer Science  aComputer science, information & general works