Cita APA (7a ed.)

Pius XII, P. (1954). On modern technology and peace: 1953 Christmas message of Pope Pius XII. Discourse ... broadcast to the world, Dec. 24, 1953. National Catholic Welfare Conference.

Cita Chicago Style (17a ed.)

Pius XII, Pope. On Modern Technology and Peace: 1953 Christmas Message of Pope Pius XII. Discourse ... Broadcast to the World, Dec. 24, 1953. Washington, D.C.: National Catholic Welfare Conference, 1954.

Cita MLA (8a ed.)

Pius XII, Pope. On Modern Technology and Peace: 1953 Christmas Message of Pope Pius XII. Discourse ... Broadcast to the World, Dec. 24, 1953. National Catholic Welfare Conference, 1954.