APA (7. basım) Alıntı

Leo XIII, P. (1940). Rerum Novarum: Encyclical Letter of Pope Leo XIII on the Condition of Labor. New York.

Chicago Style (17. basım) Atıf

Leo XIII, Pope. Rerum Novarum: Encyclical Letter of Pope Leo XIII on the Condition of Labor. New York, 1940.

MLA (8th ed.) Atıf

Leo XIII, Pope. Rerum Novarum: Encyclical Letter of Pope Leo XIII on the Condition of Labor. New York, 1940.