Catholic Church. Pope (1922-1939 : Pius XI), National Catholic Welfare Conference, & Pius XI, P. (1932). The church and Mexico: On the new persecutions of the church by the Mexican government : encyclical letter of His Holines, Pope Pius XI. National Catholic Welfare Conference.
Παραπομπή σε μορφή Chicago (17η εκδ.)Catholic Church. Pope (1922-1939 : Pius XI), National Catholic Welfare Conference, και Pope Pius XI. The Church and Mexico: On the New Persecutions of the Church by the Mexican Government : Encyclical Letter of His Holines, Pope Pius XI. Washington, D.C.: National Catholic Welfare Conference, 1932.
Παραπομπή σε μορφή MLA (8th εκδ.)Catholic Church. Pope (1922-1939 : Pius XI), et al. The Church and Mexico: On the New Persecutions of the Church by the Mexican Government : Encyclical Letter of His Holines, Pope Pius XI. National Catholic Welfare Conference, 1932.