FitzGerald, Jerry <br/><br/>
Business data communications and networking / 
Jerry FitzGerald, Alan Dennis 
 - 6th ed. 
 - New York:  John Wiley & Sons,  1999 
 - xx, 491 p.:  ill. (some col.), maps; 24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0471237981 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems<br/>Computer networks<br/>Office practice--Automation