APA (7th ed.) Citation

Paul VI, P. (1963). Summi Dei verbum, apostolic letter, November 4, 1963 ; Address on seminaries and vocations, November 4, 1963. National Catholic Welfare Conference.

Chicago Style (17th ed.) Citation

Paul VI, Pope. Summi Dei Verbum, Apostolic Letter, November 4, 1963 ; Address on Seminaries and Vocations, November 4, 1963. Washington, D.C.: National Catholic Welfare Conference, 1963.

MLA (8th ed.) Citation

Paul VI, Pope. Summi Dei Verbum, Apostolic Letter, November 4, 1963 ; Address on Seminaries and Vocations, November 4, 1963. National Catholic Welfare Conference, 1963.