Ports of the world 1978. 

 - 31st ed. 
 - London :  Benn Publications,  1978. 
 - 1001 pages :  illustrations ;  30 cm. 
<br/><br/><label>ISBN: </label>0510491545 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Harbors--Periodicals.