APA引文

Lewis, C. (1962). The problem of pain. MacMillan.

芝加哥风格引文

Lewis, C.S. The Problem of Pain. New York: MacMillan, 1962.

MLA引文

Lewis, C.S. The Problem of Pain. MacMillan, 1962.

警告：这些引文格式不一定是100％准确.