Citação norma APA

Pius XII, P. (1954). On modern technology and peace: 1953 Christmas message of Pope Pius XII : discourse of His Holiness Pope Pius XII 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 of His Holiness Pope Pius XII 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 of His Holiness Pope Pius XII 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.