Held, Gilbert,  1943- <br/><br/>
Internetworking LANs and WANs :   concepts, techniques, methods / 
Gilbert Held 
 - 2nd ed. 
 - New York:  John Wiley & Sons,   1999 
 - xvii, 514 p.:   ill.;   25 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0471975141 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Local area networks (Computer networks)<br/>Wide area networks (Computer networks)<br/>Internetworking (Telecommunication)