APA (7th ed.) Zitazioa
ebrary, Inc. (1994). Material fluxes on the surface of the earth. National Academy Press.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc. Material Fluxes on the Surface of the Earth. Washington, D.C.: National Academy Press, 1994.
MLA (9th ed.) Zitazioa
ebrary, Inc. Material Fluxes on the Surface of the Earth. National Academy Press, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.