International Air Transport Association. (1989). Cargo agency conference resolutions manual. International Air Transport Association.
Chicago-referens (17:e uppl.)International Air Transport Association. Cargo Agency Conference Resolutions Manual. Montreal, Canada: International Air Transport Association, 1989.
MLA-referens (9:e uppl.)International Air Transport Association. Cargo Agency Conference Resolutions Manual. International Air Transport Association, 1989.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.