UK Hydrographic Office. <br/><br/>
Admiralty list of radio signals : global maritime distress and safety system ( GMDSS) : NP285 - volume 5 

 - 4th ed. 
 - UK  UK Hydrographic Office.  2023 
 - 492p. 
<br/><br/><label>ISBN: </label>9780707747460 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Solas Regulations <br/>Distress Communications and False Alerts<br/>Communications Systems for Use in the GMDSS
<br/><br/><label>Dewey Class. No.: </label>623.8  / UKH