Catholic Church. Pope (1939-1958 : Pius XII). (1939). Summi pontificatus: Encyclical letter of Pope Pius XII on the function of the state in the modern world (official Vatican English translation with discussion study club outline). National Catholic welfare conference.
Chicago-viite (17. p.)Catholic Church. Pope (1939-1958 : Pius XII). Summi Pontificatus: Encyclical Letter of Pope Pius XII on the Function of the State in the Modern World (official Vatican English Translation with Discussion Study Club Outline). Washington, D. C.: National Catholic welfare conference, 1939.
MLA-viite (8. p.)Catholic Church. Pope (1939-1958 : Pius XII). Summi Pontificatus: Encyclical Letter of Pope Pius XII on the Function of the State in the Modern World (official Vatican English Translation with Discussion Study Club Outline). National Catholic welfare conference, 1939.