Lua APA (7ú heag.)

Não informado. (1961). Massachusetts audubon newsletter. Massachusetts Audubon Society.

Lua i Stíl Chicago (17ú heag.)

Não informado. Massachusetts Audubon Newsletter. South Lincoln, Mass: Massachusetts Audubon Society, 1961.

Lua MLA (8ú heag.)

Não informado. Massachusetts Audubon Newsletter. Massachusetts Audubon Society, 1961.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.