Shelly, Gary B. Discovering computers 2003 complete : concepts for a digitalworld ; Web and XP enhanced / Gary B. Shelly, Thomas J. Cashman, Misty E. Vermaat - Boston, Mass. : Thomson Learning, 2002 - 1 v. (various paging), : ill. ; 28 cm. ISBN: 0789565145 Subjects--Topical Terms: ComputerComputer softwareComputer networks