Gupta, Prakash C. <br/><br/>
Data communications and computer networks / 
By Prakash C Gupta. 
 - 1st ed. 
 - New Delhi :  PHI Learning Pvt Ltd ,  2011. 
 - xxvii,800p. ; 
<br/><br/><label>ISBN: </label>9788120328464 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data communication concepts and terminology<br/>Transmission media<br/>Data line devices<br/>Network architecture
<br/><br/><label>Dewey Class. No.: </label>004.65   / GUPP