Não informado. (1911). Journal of the Washington Academy of Science. Washington Academy of Sciences.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of the Washington Academy of Science. Washington: Washington Academy of Sciences, 1911.
Lua MLA (8ú heag.)Não informado. Journal of the Washington Academy of Science. Washington Academy of Sciences, 1911.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.