Shay, W <br/><br/>
Understnding data communication & networks -second edition 

 - New Delhi :  Thomson Pub,  1999. 
 - xx,711 
<br/><br/><label>ISBN: </label>0-534-95054-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer EngineeringInformation Technology
<br/><br/><label>Dewey Class. No.: </label>004.62  / SHA