Amendment No. 6 to the fifth edition of Ship's routeing : amendments adopted by the Maritime Safety Committee at its fifty-second session(January 1986) / 

 - London  International Maritime Organization  1986 
 - viii, 50 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Navigation--Safety measures
<br/><br/><label>Dewey Class. No.: </label>623.8884  / I339