Treacy, G. C. (1939). Five Great Encyclicals. Labor - education - marriage - reconstructing the social order - atheistic communism. New York.
Chicago Style aipamenaTreacy, Gerald C. Five Great Encyclicals. Labor - Education - Marriage - Reconstructing the Social Order - Atheistic Communism. New York, 1939.
MLA aipamenaTreacy, Gerald C. Five Great Encyclicals. Labor - Education - Marriage - Reconstructing the Social Order - Atheistic Communism. New York, 1939.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.