Não informado. (1899). Proceedings of the Washington Academy of Sciences. Washington Academy of Sciences.
Lua i Stíl Chicago (17ú heag.)Não informado. Proceedings of the Washington Academy of Sciences. Washington: Washington Academy of Sciences, 1899.
Lua MLA (8ú heag.)Não informado. Proceedings of the Washington Academy of Sciences. Washington Academy of Sciences, 1899.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.