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

 - 4th ed. 
 - Englewood Cliffs, N.J. :  Prentice Hall,  1994 
 - 875 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DATA TRANSMISSION SYSTEMS<br/>COMPUTER NETWORKS
<br/><br/><label>LC Class. No.: </label>TK5105  / S72D 1994