Forouzan, Behrouz A. <br/><br/>
Data communications and networking / 
Behrouz A. Sophia with Chung Fegan. 
 - 3rd ed. 
 - New Delhi :  Tata McGraw-Hill,  2004. 
 - xxxiv, 973 p. 
<br/><br/><label>ISBN: </label>0070584087 :  KES 2,700 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data trasmission system.
<br/><br/><label>LC Class. No.: </label>TK5105  / .F67 2004