L. Hughes <br/><br/>
An Introduciton to Data Communication 

 - New Delhi  Narosa Pub.  1999 
 - 502 
<br/><br/><label>ISBN: </label>8173191794 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers
<br/><br/><label>Dewey Class. No.: </label>105.23  / Hug