Pius XII, P. (1945). Pius XII and democracy: Christmas message of Pope Pius XII, December 24, 1944. Paulist Press.
Style de citation Chicago (17e éd.)Pius XII, Pope. Pius XII and Democracy: Christmas Message of Pope Pius XII, December 24, 1944. [New York. N.Y.: Paulist Press, 1945.
Style de citation MLA (8e éd.)Pius XII, Pope. Pius XII and Democracy: Christmas Message of Pope Pius XII, December 24, 1944. Paulist Press, 1945.
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