FitzGerald, Jerry,  1936-  <br/><br/>
Business data communications :  basic concepts, security, and design / 
Jerry FitzGerald. 
 - 4th ed. 
 - New York :  Wiley,  c1993. 
 - xxv, 722, 52 p. :  ill. (some col.) ;  24 cm. 
 - Wiley series in computers and information processing systems for business .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0471548456 (cloth) 
<br/><br/><label>LCCN: </label>92026478 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Office practice<br/>Computer networks<br/>Data transmission systems--Automation
<br/><br/><label>LC Class. No.: </label>TK5105 
<br/><br/><label>Dewey Class. No.: </label>004.6