APA (7th ed.) Zitazioa

United States. Forest Service. Rocky Mountain Region. Montezuma National Forest, Colorado (1939).

Chicago Style (17th ed.) Zitazioa

United States. Forest Service. Rocky Mountain Region. Montezuma National Forest, Colorado (1939).

MLA (9th ed.) Zitazioa

United States. Forest Service. Rocky Mountain Region. Montezuma National Forest, Colorado (1939).

Kontuz: berrikusi erreferentzia hauek erabili aurretik.