Forouzan, Behrouz A. <br/><br/>
Data communications and networking / 
Behrouz A. Forouzan 
 - 5th ed. 
 - New York, NY. :  McGraw-Hill,  2012. 
 - xxxvii, 1226 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780073376226 (alk. paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems<br/>Computer networks