Pius XII, P. (1948). 1947 Christmas message of Pope Pius XII: Radio message to the world given December 24, 1947 .. National Catholic Welfare Conference.
Lua i Stíl Chicago (17ú heag.)Pius XII, Pope. 1947 Christmas Message of Pope Pius XII: Radio Message to the World Given December 24, 1947 .. Washington: National Catholic Welfare Conference, 1948.
Lua MLA (8ú heag.)Pius XII, Pope. 1947 Christmas Message of Pope Pius XII: Radio Message to the World Given December 24, 1947 .. National Catholic Welfare Conference, 1948.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.