Discovering computer 2006 : a gateway to information / by Gary B. Shelly, Thomas J. Cashman and Misty E. Vermaat..

by Shelly, Gary B.
Published 2005

Discovering computers 2001 : concepts for a connected world / Gary B. Shelly [et.al]..

by Shelly, Gary B.
Published 2000

Discovering computers 2002 : concepts for a digital world web enhanced / Gary B. Shelly... [et al.]..

Published 2001

Discovering computers 2003 complete : concepts for a digital world : web and XP enhanced / by Gary B. Shelly...[et al.]..

Published 2002