APA aipamena

Prothero, D. R. (2002). Evolution of the Earth. McGraw-Hill.

Chicago Style aipamena

Prothero, Donald R. Evolution of the Earth. McGraw-Hill, 2002.

MLA aipamena

Prothero, Donald R. Evolution of the Earth. McGraw-Hill, 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.