Catholic Church. Pope (1939-1958 : Pius XII) & Pius XII, P. (1951). Evangelii praecones: Encyclical letter of His Holiness Pope Pius XII :to our venerable brethren, patriarchs, primates, archbishops, bishops and other local ordinaries enjoying peace and communion with the apostolic see, on promoting Catholic missions. National Catholic Welfare Conference.
Παραπομπή σε μορφή Chicago (17η εκδ.)Catholic Church. Pope (1939-1958 : Pius XII) και Pope Pius XII. Evangelii Praecones: Encyclical Letter of His Holiness Pope Pius XII :to Our Venerable Brethren, Patriarchs, Primates, Archbishops, Bishops and Other Local Ordinaries Enjoying Peace and Communion with the Apostolic See, on Promoting Catholic Missions. Washington: National Catholic Welfare Conference, 1951.
Παραπομπή σε μορφή MLA (8th εκδ.)Catholic Church. Pope (1939-1958 : Pius XII) και Pope Pius XII. Evangelii Praecones: Encyclical Letter of His Holiness Pope Pius XII :to Our Venerable Brethren, Patriarchs, Primates, Archbishops, Bishops and Other Local Ordinaries Enjoying Peace and Communion with the Apostolic See, on Promoting Catholic Missions. National Catholic Welfare Conference, 1951.