APA (7th ed.) Zitazioa

Geisler, N. (1988). Philosophy of religion (2nd.ed.). Baker.

Chicago Style (17th ed.) Zitazioa

Geisler, Norman. Philosophy of Religion. 2nd.ed. Grand Rapids: Baker, 1988.

MLA (9th ed.) Zitazioa

Geisler, Norman. Philosophy of Religion. 2nd.ed. Baker, 1988.