Geisler, N. (1974). Philosophy of religion. Zondervan.
芝加哥风格引文Geisler, Norman. Philosophy of Religion. Grand Rapids: Zondervan, 1974.
MLA引文Geisler, Norman. Philosophy of Religion. Zondervan, 1974.
警告：这些引文格式不一定是100％准确.
APA引文