GMDSS : a user's handbook 
Brehaut, Denise. 
 - Third edition. 
 -  Adlard Coles Nautical.  2006 
 - xii, 131 pages 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Artificial satelites in navigation.
<br/><br/><label>Dewey Class. No.: </label>M 623.8932 B834 2006