Stallings, William. <br/><br/>
Data and computer communications / 
William Stallings. 
 - 8th ed. 
 - New Delhi :  Pearson/Prentice Hall,  2014. 
 - 864p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9789332518865 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.<br/>Computer networks.
<br/><br/><label>Dewey Class. No.: </label>004.6  / STA/D