APA (7e ed.) Bronvermelding

Pius XII, P. (1940). Pius XII and peace, 1939-1940. National Catholic Welfare Conference.

Chicago (17e ed.) Bronvermelding

Pius XII, Pope. Pius XII and Peace, 1939-1940. Washington, D.C.: National Catholic Welfare Conference, 1940.

MLA (8e ed.) Bronvermelding

Pius XII, Pope. Pius XII and Peace, 1939-1940. National Catholic Welfare Conference, 1940.

Let op: Deze citaties zijn niet altijd 100% accuraat.