Não informado. (1958). Massachusetts audubon. Massachusetts Audubon Society.
Lua i Stíl Chicago (17ú heag.)Não informado. Massachusetts Audubon. Boston, Mass: Massachusetts Audubon Society, 1958.
Lua MLA (8ú heag.)Não informado. Massachusetts Audubon. Massachusetts Audubon Society, 1958.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.