Beyda, William J <br/><br/>
Data communications : from basics to broadband 
William J. Beyda 
 - 4th ed 
 - Upper Saddle River, NJ  Pearson Education Inc  c2005 
 - xv, 379 p. : ill. ; 23 cm 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780131456921 
<br/><br/><label>ISSN: </label>2004044650 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems
<br/><br/><label>Dewey Class. No.: </label>004.6 BEY