Catholic Church. Pope (1939-1958 : Pius XII) & Pius XII, P. (1954). On the queenship of Mary: Encyclical letter (Ad Caeli Reginam) of His Holiness Pope Pius XII. National Catholic Welfare Conference.
Chicago Style (17th ed.) CitationCatholic Church. Pope (1939-1958 : Pius XII) and Pope Pius XII. On the Queenship of Mary: Encyclical Letter (Ad Caeli Reginam) of His Holiness Pope Pius XII. Washington, D. C.: National Catholic Welfare Conference, 1954.
MLA (8th ed.) CitationCatholic Church. Pope (1939-1958 : Pius XII) and Pope Pius XII. On the Queenship of Mary: Encyclical Letter (Ad Caeli Reginam) of His Holiness Pope Pius XII. National Catholic Welfare Conference, 1954.
Warning: These citations may not always be 100% accurate.