W. Stallings <br/><br/>
Data & Computer Communications 
by W. Stallings 
 - 9th 
 - New Delhi  Pearson Educaiton  2014 
 - 864 
<br/><br/><label>ISBN: </label>9332518865 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers