Stallings, William. <br/><br/>
Data and computer communications 

 - 5th ed. 
 - Upper Saddle River, N.J. :  Prentice-Hall,  1997 
 - 798 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DATA TRANSMISSION SYSTEMS<br/>COMPUTER NETWORKS
<br/><br/><label>LC Class. No.: </label>TK5105  / S724D 1997