Singh, Brijendra. <br/><br/>
Data communications and computer networks /  
Brijendra Singh. 
 - 4th ed. 
 - Delhi :   PHI Learning Private Limited,   2014. 
 - xx, 482 p :   ill ;   24 cm. 
<br/><br/>Includes bibliographical and index. 
<br/><br/><label>ISBN: </label>9788120349070 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Communication Networks.<br/>Computer networks.<br/>Data transmission systems.<br/> Local area networks (Computer networks)
<br/><br/><label>LC Class. No.: </label>TK5105.5  / .S85 2014 
<br/><br/><label>Dewey Class. No.: </label>004.6  / SBD