APA (7th ed.) Zitazioa

Fritz. Freedom Made Manifest. The Catholic University of America Press.

Chicago Style (17th ed.) Zitazioa

Fritz. Freedom Made Manifest. The Catholic University of America Press.

MLA (9th ed.) Zitazioa

Fritz. Freedom Made Manifest. The Catholic University of America Press.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.