Παραπομπή σε μορφή APA (7η εκδ.)

Paul VI, P. (1964). World day of prayer for vocations: Radio address of His Holiness, Pope Paul VI. National Catholic Welfare Conference.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Paul VI, Pope. World Day of Prayer for Vocations: Radio Address of His Holiness, Pope Paul VI. Washington, D.C.: National Catholic Welfare Conference, 1964.

Παραπομπή σε μορφή MLA (8th εκδ.)

Paul VI, Pope. World Day of Prayer for Vocations: Radio Address of His Holiness, Pope Paul VI. National Catholic Welfare Conference, 1964.