Freeman, Roger L. <br/><br/>
Practical data communications / 
Roger L. Freeman 
 - 2nd ed. 
 - New York, N.Y. :  Wiley,  c2001 
 - 825 p. :  ill. 
 - Wiley series in telecommunications and signal processing .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0471392731 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DATA TRANSMISSION SYSTEMS
<br/><br/><label>LC Class. No.: </label>TK5105  / F733P 2001