APA-referens (7:e uppl.)

Ryan, J. A. (1928). The Catholic church and the citizen. Macmillan.

Chicago-referens (17:e uppl.)

Ryan, John Augustine. The Catholic Church and the Citizen. New York: Macmillan, 1928.

MLA-referens (8:e uppl.)

Ryan, John Augustine. The Catholic Church and the Citizen. Macmillan, 1928.