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>LCCN: </label>2004044650 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.
<br/><br/><label>LC Class. No.: </label>TK5105  / .B48 2005 
<br/><br/><label>Dewey Class. No.: </label>004.6  / Be Da