Journal of Air Transportation. University of Nebraska at Omaha.
Lua i Stíl Chicago (17ú heag.)Journal of Air Transportation. University of Nebraska at Omaha.
Lua MLA (9ú heag.)Journal of Air Transportation. University of Nebraska at Omaha.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.