APA (7th ed.) Citation

Catholic Church. Pope (1922-1939 : Pius XI) & Pius XI, P. (1932). Encyclical letter of his holiness, Pope Pius XI: The church and Mexico : on the new persecutions of the church by the Mexican government. National Catholic Welfare Conference.

Chicago Style (17th ed.) Citation

Catholic Church. Pope (1922-1939 : Pius XI) and Pope Pius XI. Encyclical Letter of His Holiness, Pope Pius XI: The Church and Mexico : On the New Persecutions of the Church by the Mexican Government. Washington, D.C.: National Catholic Welfare Conference, 1932.

MLA (8th ed.) Citation

Catholic Church. Pope (1922-1939 : Pius XI) and Pope Pius XI. Encyclical Letter of His Holiness, Pope Pius XI: The Church and Mexico : On the New Persecutions of the Church by the Mexican Government. National Catholic Welfare Conference, 1932.