Using information technology :
Williams, Brian K.
Using information technology : a practical introduction to computers & communications : complete version / Brian K. Williams, Stacey C. Sawyer. - 6th ed. - New York : McGraw Hill Technology Education, 2005 - xxiii, 472 p. : ill. ; 27 cm.
Includes bibliographical references and index.
007288293X 0071112421
Computers.
Telecommunication systems.
Information technology.
004
Using information technology : a practical introduction to computers & communications : complete version / Brian K. Williams, Stacey C. Sawyer. - 6th ed. - New York : McGraw Hill Technology Education, 2005 - xxiii, 472 p. : ill. ; 27 cm.
Includes bibliographical references and index.
007288293X 0071112421
Computers.
Telecommunication systems.
Information technology.
004