APA-referens (7:e uppl.)

Nelson, B. (1957). Freud and the 20th century. Meridian.

Chicago-referens (17:e uppl.)

Nelson, Benjamin. Freud and the 20th Century. Cleveland: Meridian, 1957.

MLA-referens (9:e uppl.)

Nelson, Benjamin. Freud and the 20th Century. Meridian, 1957.