Leo XIII, P. (1944). Humanum Genus: Encyclical Letter of Our Holy Father...Pope Leo XIII on freemasonry with discussion club outline, by Gerald C. Treacy. New York.
Chicago Style (17th ed.) CitationLeo XIII, Pope. Humanum Genus: Encyclical Letter of Our Holy Father...Pope Leo XIII on Freemasonry with Discussion Club Outline, by Gerald C. Treacy. New York, 1944.
MLA (8th ed.) CitationLeo XIII, Pope. Humanum Genus: Encyclical Letter of Our Holy Father...Pope Leo XIII on Freemasonry with Discussion Club Outline, by Gerald C. Treacy. New York, 1944.
Warning: These citations may not always be 100% accurate.