Gupta, Prakash C. <br/>
Data Communications And Computer Networks / 
Prakash C. Gupta 
 - 2nd ed. 
 - Delhi :  PHI Learning Private Limited  c2004. 
 - xxvii, 848 p. :  24 cm. 
<br/><br/><label>ISBN: </label>9788120348646 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>004.68/ G9592d/ 2014