Citação norma APA

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.

Citação norma Chicago

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.

Citação norma MLA

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.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.