"Kennedy, George; Davis, Bennard" <br/><br/>
Electronic communication systems 

 - 4th ed. 
 - California  Glencoe  1992 
 - 761: ill. 
<br/><br/><label>ISBN: </label>9780071126724 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication
<br/><br/><label>Dewey Class. No.: </label>621.382 KEN