Deck watchkeeping 
Cosare, Florencio. 
 - revised edition. 
 -  MARTA.  2009 
 - v 59 p. 
<br/><br/>
<br/><br/><label>ISBN: </label>978-9-71030628-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Merchant marine -- Watch duty.
<br/><br/><label>Dewey Class. No.: </label>M 387.5071 C82d 2009