Kelso John M <br/><br/>
Radio ray propagation in the ionosphere 

 - New York       McGraw-Hill          1964 
 - xiii, 408p.  cm. 
 - McGraw HIll electronic sciences series .
<br/><br/><label>Standard No.: </label>19381 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>U296:C, K4