Não informado. (1899). Biological Bulletin. Marine Biological Laboratory.
Lua i Stíl Chicago (17ú heag.)Não informado. Biological Bulletin. Woods Hole, Mass: Marine Biological Laboratory, 1899.
Lua MLA (8ú heag.)Não informado. Biological Bulletin. Marine Biological Laboratory, 1899.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.