Forouzan , B A <br/><br/>
Data Communication and Networking 

 - 5TH Ed. 
 - NEWDELHI  MCGRAW HILL  2016 
 - 1226p. 
 - Source= G.R. Tamhankar. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMPUTER SICENCE