Ramsey, P. (1950). Basic christian ethics. Charles Scribner's Sons.
芝加哥风格引文Ramsey, Paul. Basic Christian Ethics. New York: Charles Scribner's Sons, 1950.
MLA引文Ramsey, Paul. Basic Christian Ethics. Charles Scribner's Sons, 1950.
警告：这些引文格式不一定是100％准确.