Derfler, Frank J. <br/><br/>
How networks work / 
Frank J. Derfler and Les Freed; illustrated by Michael Troller 
 - 6th ed. 
 - Indianapolis, IN:  Que,  2003 
 - vi, 233 p.:  col. ill.;  26 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0789727536 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks<br/>Local area networks (Computer networks)