Judd, F. C.  <br/><br/>
Amateur radio 
F. C. Judd 
 - London  Butterworth-Heinemann  1980 
 - 109p.  biblio; figs; index 
 - Questions and Answers .
<br/><br/><label>ISBN: </label>0-408-00439-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio - Amateurs'manuals
<br/><br/><label>Universal Decimal Class. No.: </label>621.396  / JUD