Gupta, Prakash C.,  <br/><br/>
Data Communications  
Prakash C. Gupta  
 - New Delhi :  Prentice-Hall of India Private Limited,   c1996.  
 - xiii, 475 p.:  [31] 
<br/><br/><label>ISBN: </label>8120311183 
<br/><br/><label>Dewey Class. No.: </label>004.65  / GUP/DAT