APA (7th ed.) Zitazioa
Dyer, J. (1990). Ancient Britain. University of Pennsylvania Press.
Chicago Style (17th ed.) Zitazioa
Dyer, James. Ancient Britain. Philadelphia: University of Pennsylvania Press, 1990.
MLA (9th ed.) Zitazioa
Dyer, James. Ancient Britain. University of Pennsylvania Press, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.