Não informado. (2001). Yearbook of the Massachusetts Audubon Society. Massachusetts Audubon Society.
Lua i Stíl Chicago (17ú heag.)Não informado. Yearbook of the Massachusetts Audubon Society. Lincoln, Mass: Massachusetts Audubon Society, 2001.
Lua MLA (8ú heag.)Não informado. Yearbook of the Massachusetts Audubon Society. Massachusetts Audubon Society, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.