APA (7th ed.) Citation

Catholic Church. Pope (1878-1903 : Leo XIII). (1900). Rerum novarum: Encyclical letter of Pope Leo XIII on the condition of labor. Paulist Press.

Chicago Style (17th ed.) Citation

Catholic Church. Pope (1878-1903 : Leo XIII). Rerum Novarum: Encyclical Letter of Pope Leo XIII on the Condition of Labor. New York: Paulist Press, 1900.

MLA (8th ed.) Citation

Catholic Church. Pope (1878-1903 : Leo XIII). Rerum Novarum: Encyclical Letter of Pope Leo XIII on the Condition of Labor. Paulist Press, 1900.

Warning: These citations may not always be 100% accurate.