APA (7th ed.) Zitazioa
(2018). GeoHealth. American Geophysical Union (AGU).
Chicago Style (17th ed.) Zitazioa
GeoHealth. American Geophysical Union (AGU), 2018.
MLA (9th ed.) Zitazioa
GeoHealth. American Geophysical Union (AGU), 2018.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.