APA (7th ed.) Zitazioa

Allen, A. (1943). The art of preaching. Philosophical library.

Chicago Style (17th ed.) Zitazioa

Allen, Arthur. The Art of Preaching. New York: Philosophical library, 1943.

MLA (9th ed.) Zitazioa

Allen, Arthur. The Art of Preaching. Philosophical library, 1943.