Understanding data communications /
Held, Gilbert, 1943-
Understanding data communications / Gilbert Held. - 7th ed. - Boston : New Delhi : Addison-Wesley, ; Pearson Education, c2002.[Reprinted] - xv, 765 p. : ill. ; 23 cm.
Includes bibliographical references and index.
0672322161 (alk. paper) 9788131708729
2001089583
004.6
Understanding data communications / Gilbert Held. - 7th ed. - Boston : New Delhi : Addison-Wesley, ; Pearson Education, c2002.[Reprinted] - xv, 765 p. : ill. ; 23 cm.
Includes bibliographical references and index.
0672322161 (alk. paper) 9788131708729
2001089583
004.6