Não informado. (1940). Wildlife research bulletin. U.S. Fish and Wildlife Service.
Lua i Stíl Chicago (17ú heag.)Não informado. Wildlife Research Bulletin. Washington: U.S. Fish and Wildlife Service, 1940.
Lua MLA (8ú heag.)Não informado. Wildlife Research Bulletin. U.S. Fish and Wildlife Service, 1940.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.