Lua APA (7ú heag.)

Não informado. (1970). National Parks and Conservation Magazine. National Parks & Conservation Association.

Lua i Stíl Chicago (17ú heag.)

Não informado. National Parks and Conservation Magazine. Washington: National Parks & Conservation Association, 1970.

Lua MLA (8ú heag.)

Não informado. National Parks and Conservation Magazine. National Parks & Conservation Association, 1970.

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