Forouzan, Behrouz A. <br/><br/>
Data communications and networking / 
Behrouz A. Forouzan. 
 - 5th ed. 
 - Boston :   McGraw-Hill,  2013. 
 - xxxvii, 1226 p. 
<br/><br/><label>ISBN: </label>0071315869 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.<br/>Computer networks.