APA aipamena

Coenraads, R. R. (2007). Geologica: : Earth's dynamic forces. Millennium House.

Chicago Style aipamena

Coenraads, Robert R. Geologica: : Earth's Dynamic Forces. Millennium House, 2007.

MLA aipamena

Coenraads, Robert R. Geologica: : Earth's Dynamic Forces. Millennium House, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.