Não informado. (1958). International Journal of Air Pollution. Pergamon Press.
Lua i Stíl Chicago (17ú heag.)Não informado. International Journal of Air Pollution. New York: Pergamon Press, 1958.
Lua MLA (8ú heag.)Não informado. International Journal of Air Pollution. Pergamon Press, 1958.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.