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

 - 3 
 - New Delhi  Tata McGraw-Hill  2004 
 - xxxiv, 973p.  
<br/><br/><label>ISBN: </label>70584087 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication network<br/>Computer networks--Data communications<br/>Data communications<br/>Network--Data communications