Alderton, Patrick M. <br/><br/>
Reed's Sea Transport Operation and Economics 

 - 6th ed. 
 -  Adlard coles Nautical, London  2011 
 - x, 324 
<br/><br/><label>ISBN: </label>9781408131428 
<br/><br/><label>Dewey Class. No.: </label>Column-36