Spanos, W. V. (1976). Casebook on existentialism 2. T. Y. Crowell.
芝加哥风格引文Spanos, William V. Casebook on Existentialism 2. New York: T. Y. Crowell, 1976.
MLA引文Spanos, William V. Casebook on Existentialism 2. T. Y. Crowell, 1976.
警告：这些引文格式不一定是100％准确.