00646cam a2200193 a 4500008004100000020001800041020001500059100002000074245012200094260004100216300004500257440002700302500002000329650001500349700002300364700002000387700002100407050002400428970311s1997    maua          001 0 eng    a9781439081198  a1439081190  aShelly, Gary B.00aDiscovering computers: Living in a digital worldbFundamentals, 2011 edition /cGary B. Shelly and Misty E. Vertmaat   aBoston :bCourse Technology,cc2011.  axxiv, 506p. (various pages)bcol. ill. ;  aShelly  Cashman series  aIncludes index. 0aComputers.1 aQuasney, Jeffre J.1 aSebok, Susan L.1 aFreund,Steven M.00aQA76.5b.D575 1997b