Tillich, P. (1967). My search for absolutes. Simon and Schuster.
芝加哥风格引文Tillich, Paul. My Search for Absolutes. New York: Simon and Schuster, 1967.
MLA引文Tillich, Paul. My Search for Absolutes. Simon and Schuster, 1967.
警告：这些引文格式不一定是100％准确.
APA引文