Geisler, N. L. (1981). Options in contemporary christian ethics. Baker Book House.
芝加哥风格引文Geisler, Norman L. Options in Contemporary Christian Ethics. Grand Rapids, MI: Baker Book House, 1981.
MLA引文Geisler, Norman L. Options in Contemporary Christian Ethics. Baker Book House, 1981.
警告：这些引文格式不一定是100％准确.