Catholic Church. Pope & Treacy, G. C. (1939). Five great encyclicals: Labor, education, marriage, reconstructing the social order, atheistic communism, with discussion club outlines. Paulist Press.
Citazione stile Chigago Style (17a edizione)Catholic Church. Pope e Gerald Carr Treacy. Five Great Encyclicals: Labor, Education, Marriage, Reconstructing the Social Order, Atheistic Communism, with Discussion Club Outlines. New York: Paulist Press, 1939.
Citatione MLA (9a ed.)Catholic Church. Pope e Gerald Carr Treacy. Five Great Encyclicals: Labor, Education, Marriage, Reconstructing the Social Order, Atheistic Communism, with Discussion Club Outlines. Paulist Press, 1939.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.