APA (7th ed.) Zitazioa

Earthwatch: The Journal of Earthwatch Institute. Earthwatch Institute.

Chicago Style (17th ed.) Zitazioa

Earthwatch: The Journal of Earthwatch Institute. Earthwatch Institute.

MLA (9th ed.) Zitazioa

Earthwatch: The Journal of Earthwatch Institute. Earthwatch Institute.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.