Lua APA (7ú heag.)

Não informado. (1963). US Forest Service Research Paper PSW. U.S. Forest Service.

Lua i Stíl Chicago (17ú heag.)

Não informado. US Forest Service Research Paper PSW. Berkeley, Calif: U.S. Forest Service, 1963.

Lua MLA (8ú heag.)

Não informado. US Forest Service Research Paper PSW. U.S. Forest Service, 1963.

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