Sawyer, Stacey C.
Using information technology : a practical introduction to computers & communications : introductory version / - 5th ed. - Boston : McGraw-Hill/Irwin, c2003. - xxvii, 324 p. : col. ill. ; 28 cm.
0072484640
Computers.
Telecommunication systems.
Information technology.
004 USIN 2003 C275 Or.
Using information technology : a practical introduction to computers & communications : introductory version / - 5th ed. - Boston : McGraw-Hill/Irwin, c2003. - xxvii, 324 p. : col. ill. ; 28 cm.
0072484640
Computers.
Telecommunication systems.
Information technology.
004 USIN 2003 C275 Or.