Passage planning guidelines /  
Witherby seamanship international.  
 - 3rd ed.  
 - Livingston :   Witherby seamanship international Limited.,   1740, 2015.  
 - vi, 121 p. :   ill. ;   29 cm.  
<br/><br/><label>ISBN: </label>9781856095655 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Schiffsnavigation. <br/>Ships--Maneuverability. <br/>Collisions at sea--Prevention. <br/>Seamanship. 
<br/><br/><label>Dewey Class. No.: </label>623.8883  / PAS