Held, Gilbert. <br/><br/>
Internetworking LANs and WANs :  concepts, techniques and methods / 
by Gilbert Held. 
 - New York, N.Y. :  John Wiley & Sons,  1993. 
 - xiv, 243 p. 
<br/><br/> Includes index.  Contents : Network concepts--Local area networks--Local area networking. 
<br/><br/><label>ISBN: </label>0471935689 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wide area networks (Computer networks).<br/>Local area networks (Computer networks).