Não informado. (1899). Bird lore. National Association of Audubon Societies.
Lua i Stíl Chicago (17ú heag.)Não informado. Bird Lore. New York: National Association of Audubon Societies, 1899.
Lua MLA (8ú heag.)Não informado. Bird Lore. National Association of Audubon Societies, 1899.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.