APA-viite (7. p.)

Catholic Church. Pope (1922-1939 : Pius XI). (1937). The Church in Germany. National Catholic Welfare Conference.

Chicago-viite (17. p.)

Catholic Church. Pope (1922-1939 : Pius XI). The Church in Germany. Washington, D.C.: National Catholic Welfare Conference, 1937.

MLA-viite (8. p.)

Catholic Church. Pope (1922-1939 : Pius XI). The Church in Germany. National Catholic Welfare Conference, 1937.