TY - BOOK AU - Shelly,Gary B. AU - Cashman,Thomas J. AU - Vermaat,Misty E. TI - Discovering computers 2003 complete: concepts for a digitalworld ; Web and XP enhanced SN - 0789565145 PY - 2002/// CY - Boston, Mass. PB - Thomson Learning KW - Computer KW - Study and teaching KW - Computer software KW - Computer networks ER -