APA (7th ed.) Zitazioa

Read, H. H. (1963). Geology: An introduction to earth history. Oxford University Press.

Chicago Style (17th ed.) Zitazioa

Read, H. H. Geology: An Introduction to Earth History. New York: Oxford University Press, 1963.

MLA (9th ed.) Zitazioa

Read, H. H. Geology: An Introduction to Earth History. Oxford University Press, 1963.