Designators For Aircraft Operating Agencies,Aeronáutical Authorities And Services. 
Oaci 
 - Ed. 156  Doc 8585 
 -  2011 
 -  190 Pg.  14x17cm 
<br/><br/><label>ISBN: </label>978-92-9231-782-9  
<br/><br/><label>Dewey Class. No.: </label> / 1