APA (7th ed.) Zitazioa

(1951). Internal constitution of the earth. Dover.

Chicago Style (17th ed.) Zitazioa

Internal Constitution of the Earth. New York: Dover, 1951.

MLA (9th ed.) Zitazioa

Internal Constitution of the Earth. Dover, 1951.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.