Forouzan Behrouz A, <br/><br/>
Data communications and networking  
by Behrouz A Forouzan 
 - 5th ed. 
 - Singapore  McGraw-Hill Education(India) Private Limited  2013 
 - xxxvii+1226P. 
<br/><br/><label>ISBN: </label>9781259064753 
<br/><br/><label>Dewey Class. No.: </label>BV  / Q3