Style de citation APA

Kohn, H. (1957). Twentieth century: The challenge to the west and its response. Macmillan.

Style de citation Chicago

Kohn, Hans. Twentieth Century: The Challenge to the West and Its Response. New York: Macmillan, 1957.

Style de citation MLA

Kohn, Hans. Twentieth Century: The Challenge to the West and Its Response. Macmillan, 1957.