Rosen, Arnold <br/><br/>
Telecommunications 

 - San Diego, Calif. :  Harcourt Brace Jovanovich,  1987 
 - 304 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication systems
<br/><br/><label>LC Class. No.: </label>TK5101  / R673T