Catholic Church. Pope (1878-1903 : Leo XIII) & Leo XIII, P. (1919). Encyclical letter of our Holy Father Pope Leo XIII on the study of Holy Scripture. Abbey Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Catholic Church. Pope (1878-1903 : Leo XIII) και Pope Leo XIII. Encyclical Letter of Our Holy Father Pope Leo XIII on the Study of Holy Scripture. St. Meinrad, Ind.: Abbey Press, 1919.
Παραπομπή σε μορφή MLA (8th εκδ.)Catholic Church. Pope (1878-1903 : Leo XIII) και Pope Leo XIII. Encyclical Letter of Our Holy Father Pope Leo XIII on the Study of Holy Scripture. Abbey Press, 1919.
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