APA (7th ed.) Zitazioa
Power, A. (2013). Roger Bacon and the defence of christendom. Cambridge University Press.
Chicago Style (17th ed.) Zitazioa
Power, Amanda. Roger Bacon and the Defence of Christendom. New York: Cambridge University Press, 2013.
MLA (9th ed.) Zitazioa
Power, Amanda. Roger Bacon and the Defence of Christendom. Cambridge University Press, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.