Παραπομπή σε μορφή APA (7η εκδ.)

Pius XII, P., & Roosevelt, F. D. (1940). Foundations for peace: Correspondence between His Holiness Pope Pius XII and President Roosevelt, and the address on Easter Sunday, 1940. Catholic Truth Society.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Pius XII, Pope, και Franklin D. Roosevelt. Foundations for Peace: Correspondence Between His Holiness Pope Pius XII and President Roosevelt, and the Address on Easter Sunday, 1940. London: Catholic Truth Society, 1940.

Παραπομπή σε μορφή MLA (8th εκδ.)

Pius XII, Pope, και Franklin D. Roosevelt. Foundations for Peace: Correspondence Between His Holiness Pope Pius XII and President Roosevelt, and the Address on Easter Sunday, 1940. Catholic Truth Society, 1940.