Tunnell, James E. <br/><br/>
Master frequency file / James E. Tunnell, Robert Kelty. 

 - Blue Ridge Summit, PA : TAB Books, c1994. 
<br/><br/><label>ISBN: </label>0830641327 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio frequency allocation -- United States --  Directories.
<br/><br/><label>Dewey Class. No.: </label>384.5452 TUN