APA (7. basım) Alıntı

Leo XIII, P. C. C. P. (1924). Encyclical Letter on the Condition of Labor. Brooklyn.

Chicago Style (17. basım) Atıf

Leo XIII, Pope; Catholic Church. Pope. Encyclical Letter on the Condition of Labor. Brooklyn, 1924.

MLA (8th ed.) Atıf

Leo XIII, Pope; Catholic Church. Pope. Encyclical Letter on the Condition of Labor. Brooklyn, 1924.