(2020). Geoscience: Concepts and applied principles. Syrawood.
Chicago Style (17th ed.) ZitazioaGeoscience: Concepts and Applied Principles. New York: Syrawood, 2020.
MLA (9th ed.) ZitazioaGeoscience: Concepts and Applied Principles. Syrawood, 2020.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.