Forouzan, Behrouz. <br/><br/>
Data communications and networking   

 - 2nd edition. 
 - New Delhi :   Tmh,   2002. 
<br/><br/><label>ISBN: </label>0070435634 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical Sciences
<br/><br/><label>Dewey Class. No.: </label>621.382  / FOR