Catholic Church. Pope (1922-1939 : Pius XI). (1931). Concerning "Catholic action": The conflict in Italy. National Catholic Welfare Conference.
Chicago Style (17th ed.) CitationCatholic Church. Pope (1922-1939 : Pius XI). Concerning "Catholic Action": The Conflict in Italy. Washington, D.C.: National Catholic Welfare Conference, 1931.
MLA (8th ed.) CitationCatholic Church. Pope (1922-1939 : Pius XI). Concerning "Catholic Action": The Conflict in Italy. National Catholic Welfare Conference, 1931.
Warning: These citations may not always be 100% accurate.