Using information technology :
Williams, Brian K.,
Using information technology : a practical introduction to computers & communications / Brian K. Williams, Stacey C. Sawyer. - 8th ed. - Boston : McGraw Hill, c2010. - xxiv, 563 p. : col. ill. ;
9780071311427
Computers.
Telecommunication systems.
Information technology.
QA76.5 / .W5332 2010
Using information technology : a practical introduction to computers & communications / Brian K. Williams, Stacey C. Sawyer. - 8th ed. - Boston : McGraw Hill, c2010. - xxiv, 563 p. : col. ill. ;
9780071311427
Computers.
Telecommunication systems.
Information technology.
QA76.5 / .W5332 2010