John XXIII, P. (1962). Sacrae laudis: Apostolic letter on offering the daily reading of the breviary for the Ecumenical Council. National Catholic Welfare Conference.
Citação do estilo Chicago (17ª ed.)John XXIII, Pope. Sacrae Laudis: Apostolic Letter on Offering the Daily Reading of the Breviary for the Ecumenical Council. Washington: National Catholic Welfare Conference, 1962.
Citação MLA (8ª ed.)John XXIII, Pope. Sacrae Laudis: Apostolic Letter on Offering the Daily Reading of the Breviary for the Ecumenical Council. National Catholic Welfare Conference, 1962.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.