Talbot, J. F., Leo XIII, P., & McKenna, P. A. (1886). Pope Leo XIII, his life and letters: From recent and authentic sources, together with useful, instructive, and entertaining information required by all Roman Catholic people throughout the world. M. Garrison.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Talbot, James F., Pope Leo XIII, و P. A. McKenna. Pope Leo XIII, His Life and Letters: From Recent and Authentic Sources, Together with Useful, Instructive, and Entertaining Information Required by All Roman Catholic People Throughout the World. Boston: M. Garrison, 1886.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Talbot, James F., et al. Pope Leo XIII, His Life and Letters: From Recent and Authentic Sources, Together with Useful, Instructive, and Entertaining Information Required by All Roman Catholic People Throughout the World. M. Garrison, 1886.