Grubb, P. N. (1958). The deep things of God. Christian Literature Crusade.
芝加哥风格引文Grubb, P. Norman. The Deep Things of God. Philadelphia: Christian Literature Crusade, 1958.
MLA引文Grubb, P. Norman. The Deep Things of God. Christian Literature Crusade, 1958.
警告：这些引文格式不一定是100％准确.