Não informado. (1954). Year book. International Council of Scientific Unions.
Lua i Stíl Chicago (17ú heag.)Não informado. Year Book. Miami, Fla: International Council of Scientific Unions, 1954.
Lua MLA (8ú heag.)Não informado. Year Book. International Council of Scientific Unions, 1954.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.