Não informado. (1947). Aeronautical engineering index. Institute of Aeronautical Sciences.
Lua i Stíl Chicago (17ú heag.)Não informado. Aeronautical Engineering Index. New York: Institute of Aeronautical Sciences, 1947.
Lua MLA (8ú heag.)Não informado. Aeronautical Engineering Index. Institute of Aeronautical Sciences, 1947.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.