APA (7th ed.) Zitazioa

Geisler, N. (1974). Philosophy of religion. Zondervan.

Chicago Style (17th ed.) Zitazioa

Geisler, Norman. Philosophy of Religion. Grand Rapids: Zondervan, 1974.

MLA (9th ed.) Zitazioa

Geisler, Norman. Philosophy of Religion. Zondervan, 1974.