Hughes, Larry,  1954- <br/><br/>
Introduction to data communications :  a practical approach / 
Larry Hughes 
 - London :  Jones and Bartlett,  c1997 
 - xv, 502 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0867207450 :  USD 55.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems
<br/><br/><label>Dewey Class. No.: </label>004.6