APA (7th ed.) Zitazioa
Nold, P. (2009). Marriage advice for a Pope: John XXII and the power to dissolve. Brill.
Chicago Style (17th ed.) Zitazioa
Nold, Patrick. Marriage Advice for a Pope: John XXII and the Power to Dissolve. Leiden ; Boston: Brill, 2009.
MLA (9th ed.) Zitazioa
Nold, Patrick. Marriage Advice for a Pope: John XXII and the Power to Dissolve. Brill, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.