Witherby Seamanship International <br/><br/>
Macneil's seamanship examiner    OOW pocket book/ Witherby Seamanship International.     

 -  Livingston, Edinburgh : Witherby Seamanship International  2010 
 - v, 153p. :ill. 18 cm. 
<br/><br/><label>ISBN: </label>9781856094160 
<br/><br/><label>LC Class. No.: </label>VK541 .W774 2010 
<br/><br/><label>Dewey Class. No.: </label>VK541 .W774 2010 
<br/><br/><label>National Library of Medicine Call No.: </label>VK541 .W774 2010