DUKE G R <br/><br/>
Aircraft radio frequencies and guide book 

 - Shepperton:  I. Allan,  1998 
 - 96p. 
<br/><br/> Includes a section devoted to aircraft recognition. 
<br/><br/><label>ISBN: </label>0711025665 (pbk.):  5.99 UK 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AIRCRAFT<br/>COMMUNICATIONS SYSTEMS