Catholic Church. Pope (1922-1939 : Pius XI) & Pius XI, P. (1926). Encyclical of Pope Pius XI on the seventh centenary of the death of Saint Francis of Assisi. National Catholic Welfare Conference.
Chicago Style (17th ed.) CitationCatholic Church. Pope (1922-1939 : Pius XI) and Pope Pius XI. Encyclical of Pope Pius XI on the Seventh Centenary of the Death of Saint Francis of Assisi. Washington: National Catholic Welfare Conference, 1926.
MLA (8th ed.) CitationCatholic Church. Pope (1922-1939 : Pius XI) and Pope Pius XI. Encyclical of Pope Pius XI on the Seventh Centenary of the Death of Saint Francis of Assisi. National Catholic Welfare Conference, 1926.
Warning: These citations may not always be 100% accurate.