GMDSS manual :   manual on the global maritime distress and safety system /  
International Maritime Organization.  
 - London :   International Maritime Organization,   2007.  
 - 712 p. :   ill. ;   30 cm.  
<br/><br/><label>ISBN: </label>9789280142334 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>623.856  / IMO