Stallings, William <br/><br/>
Business data communications 

 - 3rd ed. 
 - New Jersey:   Prentice-Hall International, Inc.,   1998 
 - xvii, 558p. 
<br/><br/><label>ISBN: </label>0-13-761230-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information technology
<br/><br/><label>Subjects--Index Terms: </label>Data coomunications 
<br/><br/><label>Universal Decimal Class. No.: </label>681.324   / N8