Borradaile Graham. (2014). Understanding Geology Through Maps. Elsevier.
Chicago Style aipamenaBorradaile Graham. Understanding Geology Through Maps. Oxford: Elsevier, 2014.
MLA aipamenaBorradaile Graham. Understanding Geology Through Maps. Elsevier, 2014.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.