00665cam a22001932  4500001001100000005001700011008004100028020003300069040001500102050002200117100003500139245013300174250001200307260003400319300001700353650002700370650004000397700003400437000000398520151217145748.0070517s        xx            000 0 eng d  a0072485558 :cKES 500 (don.)  aKABUcKABU 0aQA76.5b.W55 20031 aWilliams, Brian K.@000015427510aUsing information technology :ba practical introduction to computers and communications /cBrian K. Williams, Stacey C. Sawyer.  a5th ed.  aBoston :bMcGraw-Hill,c2003.  axxix, 482 p. 0aComputers.@0000153924 0aInformation technology.@00001502871 aSawyer, Stacey C.@0000154271