Não informado. (2002). Business and commercial aviation. Ziff-Davis Publishing.
Lua i Stíl Chicago (17ú heag.)Não informado. Business and Commercial Aviation. New York: Ziff-Davis Publishing, 2002.
Lua MLA (8ú heag.)Não informado. Business and Commercial Aviation. Ziff-Davis Publishing, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.