APA (7th ed.) Zitazioa
Colls, R. (2004). Identity of England. Oxford University Press.
Chicago Style (17th ed.) Zitazioa
Colls, Robert. Identity of England. Oxford: Oxford University Press, 2004.
MLA (9th ed.) Zitazioa
Colls, Robert. Identity of England. Oxford University Press, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.