UK Hydrographic Office. <br/><br/>
Admiralty list of radio signals : Vol.1- Part-2 

 - 4th ed. 
 - UK   UK Hydrographic Office.  2023 
 - 469p. 
<br/><br/><label>ISBN: </label>9780707747507 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Global Communication Network<br/>Communication Systems For Use In The GMDSS<br/>Maritime Radio Stations
<br/><br/><label>Dewey Class. No.: </label>623.8  / UKH