GMDSS for navigators 
Smith, P.C. 
 -  Butterworth-Heinemann Ltd.,  1994 
 - 174 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>0-7506-2177-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Global Maritime Distress and Safety System (GMDSS).
<br/><br/><label>Dewey Class. No.: </label>M 623.892 S6421 1994