Stallings, William. <br/><br/>
Data and Computer Communications / 
by William Stallings. 
 - 9th ed. 
 - New Delhi;  Pearson,  c2014. 
 - 864 p.: 
<br/><br/>Includes Bibliographical References and Index. 
<br/><br/>
<br/><br/><label>ISBN: </label>9789332518865 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data Communications<br/>Computer Communications<br/>Internetworking
<br/><br/><label>Dewey Class. No.: </label>004.6   / STD