Style de citation APA (7e éd.)

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

Style de citation Chicago (17e éd.)

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

Style de citation MLA (8e éd.)

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