APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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