APA引文

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

Chicago Style (17th ed.) Citation

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

MLA引文

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

警告：这些引文格式不一定是100％准确.