Hughes, Larry,  1954- <br/><br/>
Introduction to data communications :  a practical approach / 
Larry Hughes. 
 - Sudbury, Mass. :  Jones and Bartlett,  1997. 
 - xv, 502 p. :  ill. ;  24 cm.  
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0867207450  hbk. 9780867207453  hbk. 
<br/><br/><label>LCCN: </label>96013531  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.
<br/><br/><label>LC Class. No.: </label>TK5105  / .H83 1997 
<br/><br/><label>Dewey Class. No.: </label>004.6