APA引文

Penrose, L. S. (1934). Mental defect. Farrar & Rinehart, Inc.

芝加哥风格引文

Penrose, Lionel Sharples. Mental Defect. New York: Farrar & Rinehart, Inc, 1934.

MLA引文

Penrose, Lionel Sharples. Mental Defect. Farrar & Rinehart, Inc, 1934.

警告：这些引文格式不一定是100％准确.