Catholic Church. Pope (1878-1903 : Leo XIII) & Leo XIII, P. Encyclical letter of our most holy lord, Leo XIII., by divine providence Pope: To all the patriarchs, primates, archbishops and bishops of the Catholic world holding grace and communion with the apostolic see. J. Murphy.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Catholic Church. Pope (1878-1903 : Leo XIII) و Pope Leo XIII. Encyclical Letter of Our Most Holy Lord, Leo XIII., by Divine Providence Pope: To All the Patriarchs, Primates, Archbishops and Bishops of the Catholic World Holding Grace and Communion with the Apostolic See. Balto.: J. Murphy.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Catholic Church. Pope (1878-1903 : Leo XIII) و Pope Leo XIII. Encyclical Letter of Our Most Holy Lord, Leo XIII., by Divine Providence Pope: To All the Patriarchs, Primates, Archbishops and Bishops of the Catholic World Holding Grace and Communion with the Apostolic See. J. Murphy.