APA (7th ed.) Citation

Pius XII, P. (1945). Pius XII and democracy: Christmas message of Pope Pius XII, December 24, 1944. Paulist Press.

Chicago Style (17th ed.) Citation

Pius XII, Pope. Pius XII and Democracy: Christmas Message of Pope Pius XII, December 24, 1944. [New York. N.Y.: Paulist Press, 1945.

MLA (8th ed.) Citation

Pius XII, Pope. Pius XII and Democracy: Christmas Message of Pope Pius XII, December 24, 1944. Paulist Press, 1945.