APA (7th ed.) Zitazioa

(2011). Geomorphology and Global Environmental Change. Cambridge.

Chicago Style (17th ed.) Zitazioa

Geomorphology and Global Environmental Change. Delhi: Cambridge, 2011.

MLA (9th ed.) Zitazioa

Geomorphology and Global Environmental Change. Cambridge, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.