APA (7th ed.) Citation

Pius XII, P. (1949). 1948 Christmas message of Pope Pius XII: Radio message to the world given December 23, 1948 .. National Catholic Welfare Conference.

Chicago Style (17th ed.) Citation

Pius XII, Pope. 1948 Christmas Message of Pope Pius XII: Radio Message to the World Given December 23, 1948 .. Washington: National Catholic Welfare Conference, 1949.

MLA (8th ed.) Citation

Pius XII, Pope. 1948 Christmas Message of Pope Pius XII: Radio Message to the World Given December 23, 1948 .. National Catholic Welfare Conference, 1949.