APA (7. basım) Alıntı

Catholic Church. Pope (1878-1903 : Leo XIII) & Treacy, G. C. (1941). Christian democracy: Encyclical letter of Pope Leo XIII. Graves de communi. The Paulist Press.

Chicago Style (17. basım) Atıf

Catholic Church. Pope (1878-1903 : Leo XIII) ve Gerald C. Treacy. Christian Democracy: Encyclical Letter of Pope Leo XIII. Graves De Communi. New York: The Paulist Press, 1941.

MLA (8th ed.) Atıf

Catholic Church. Pope (1878-1903 : Leo XIII) ve Gerald C. Treacy. Christian Democracy: Encyclical Letter of Pope Leo XIII. Graves De Communi. The Paulist Press, 1941.