Judd,F.C. <br/><br/>
Radio wave propagation (HF bands)  [Books]. 
F.C. Judd 
 - London  Heinemann  1987 
 - Pages: 145 
<br/><br/><label>ISBN: </label>0434909262  0.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Radio wave propagation.
<br/><br/><label>Dewey Class. No.: </label>TK/6553  / JUD