APA (7th ed.) Zitazioa
ebrary, Inc, & Giosan, L. (2012). Climates, landscapes, and civilizations. American Geophysical Union.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta Liviu Giosan. Climates, Landscapes, and Civilizations. Washington, D.C.: American Geophysical Union, 2012.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta Liviu Giosan. Climates, Landscapes, and Civilizations. American Geophysical Union, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.