Alderton, Patrick M.  1931- <br/><br/>
Sea transport  operation and economics 
by Patrick M. Alderton 
 - 2nd ed 
 - London  Reed  1980 
 - 226 p.  ill., maps  22cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Shipping
<br/><br/><label>Dewey Class. No.: </label>387