APA (7th ed.) Zitazioa
Haddorff, D. W. (2010). Christian ethics as witness: Barth's ethics for a world at risk. James Clarke & Co.
Chicago Style (17th ed.) Zitazioa
Haddorff, David W. Christian Ethics as Witness: Barth's Ethics for a World at Risk. Cambridge, England: James Clarke & Co, 2010.
MLA (9th ed.) Zitazioa
Haddorff, David W. Christian Ethics as Witness: Barth's Ethics for a World at Risk. James Clarke & Co, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.