Παραπομπή σε μορφή APA (7η εκδ.)

John XXIII, P. (1961). The Holy Father speaks to athletes. National Catholic Welfare Conference.

Παραπομπή σε μορφή Chicago (17η εκδ.)

John XXIII, Pope. The Holy Father Speaks to Athletes. Washington: National Catholic Welfare Conference, 1961.

Παραπομπή σε μορφή MLA (8th εκδ.)

John XXIII, Pope. The Holy Father Speaks to Athletes. National Catholic Welfare Conference, 1961.