Forouzan Behrouz A <br/><br/>
Data Communications and Networking 

 - 4th ed. 
 - New Delhi  Tata Mcgraw Hill  2006 
 - xxxiv,1111 p.  
<br/><br/> References; Include Index 
<br/><br/><label>ISBN: </label>978-0-07-063414-5 
<br/><br/><label>Dewey Class. No.: </label>TBB D65,4 P7;12