Leo XIII, P. C. C. P. (1924). Encyclical Letter on the Condition of Labor. Brooklyn.
Citación estilo ChicagoLeo XIII, Pope; Catholic Church. Pope. Encyclical Letter on the Condition of Labor. Brooklyn, 1924.
Cita MLALeo XIII, Pope; Catholic Church. Pope. Encyclical Letter on the Condition of Labor. Brooklyn, 1924.
Warning: These citations may not always be 100% accurate.