Stallings, William. <br/><br/>
Business data communications / 
William Stallings. 
 - 6th ed. 
 - Upper Saddle River, NJ :  Pearson/Prentice Hall,  c2009. 
 - 624 p. :  ill. ;  24 cm. 
<br/><br/> Includes bibliographical references (p. 593-601) and index. 
<br/><br/><label>ISBN: </label>9780136065432 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business---- Data processing.<br/>Business---- Communication systems--Data processing.<br/>Local area networks (Computer networks)<br/>Data transmission systems.<br/>Business enterprises---- Computer networks.
<br/><br/><label>LC Class. No.: </label>HF5548.2  / .S7728 2009