00446cam a22001572  4500001001100000005001700011008004100028020002800069040001500097100003100112245004700143250001200190260004300202300001600245650002700261000000613820151217154357.0070920s         xx           000 0 eng d  a0070593744 :cKES 2,250  aKABUcKABU1 aNorton, Peter.@000015392310aPeter Norton's introduction to  computers.  a6th ed.  aNew Delhi :bTata Mc Graw-Hill,c2006.  axxv, 609 p. 0aComputers.@0000153924