APA (7th ed.) Zitazioa
Duncan, S. (2007). Contemporary philosophy of religion. Humanities-Ebooks.
Chicago Style (17th ed.) Zitazioa
Duncan, Steven. Contemporary Philosophy of Religion. Tirril [England]: Humanities-Ebooks, 2007.
MLA (9th ed.) Zitazioa
Duncan, Steven. Contemporary Philosophy of Religion. Humanities-Ebooks, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.