Forouzan, Behrouz A. <br/><br/>
Data communications and networking 
Behrouz A. Forouzan 
 - 4th ed. 
 - 2007  Tata McGraw-Hill  New Delhi 
 - xxxiv, 1134p. 
<br/><br/><label>ISBN: </label>9780070634145 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks
<br/><br/><label>Dewey Class. No.: </label>004.6  / F769d4