Forouzan, Behrouz A, <br/><br/>
Data Communication and Networking 
Behrouz A Forouzan 
 - 4th ed. 
 - New Delhi  Tata Mc Graw Hill  2011 
 - xxix, 1134p:  26cm. 
<br/><br/><label>ISBN: </label>9780070634145 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronics and Telecommunication
<br/><br/><label>Dewey Class. No.: </label>004.6