APA aipamena

Gutenberg, B. (1951). Internal constitution of the earth (2nd ed.). Dover Publication.

Chicago Style aipamena

Gutenberg, Beno. Internal Constitution of the Earth. 2nd ed. New York: Dover Publication, 1951.

MLA aipamena

Gutenberg, Beno. Internal Constitution of the Earth. 2nd ed. Dover Publication, 1951.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.