Catholic Church. Pope (1958-1963 : John XXIII), National Catholic Welfare Conference, & John XXIII, P. (1962). Apostolic letter on offering the daily reading of the breviary for the Ecumenical Council: Sacrae laudis. National Catholic Welfare Conference.
Chicago Style (17th ed.) CitationCatholic Church. Pope (1958-1963 : John XXIII), National Catholic Welfare Conference, and Pope John XXIII. Apostolic Letter on Offering the Daily Reading of the Breviary for the Ecumenical Council: Sacrae Laudis. Washington, D.C.: National Catholic Welfare Conference, 1962.
MLA (8th ed.) CitationCatholic Church. Pope (1958-1963 : John XXIII), et al. Apostolic Letter on Offering the Daily Reading of the Breviary for the Ecumenical Council: Sacrae Laudis. National Catholic Welfare Conference, 1962.