HELFRICK, ALBERT  D. <br/><br/>
AMATEUR RADIO EQUIPMENT FUNDAMENTALS 

 - S.E. 
 - ENGLEWOOD Estados Unidos  PRENTICE  HALL  1982 
 - 284 
<br/><br/><label>ISBN: </label>0130236551 
<br/><br/><label>LCCN: </label>5383 
<br/><br/><label>Dewey Class. No.: </label>621.38413