UK Hydrographic Office <br/><br/>
Admiralty list of radio signals : maritime radio stations ( the Americas, far east and oceania)  

 - United Kingdom  UK Hydrographic Office  2020 
 - xviii,417p. 
<br/><br/><label>ISBN: </label>9780707744995 
<br/><br/><label>Dewey Class. No.: </label>623.8  / UKH