APA (7 वां संस्करण) प्रशस्ति पत्र

Catholic Church. Pope (1878-1903 : Leo XIII) & Treacy, G. C. (1941). Human liberty. The Paulist Press.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Catholic Church. Pope (1878-1903 : Leo XIII) और Gerald C. Treacy. Human Liberty. New York: The Paulist Press, 1941.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Catholic Church. Pope (1878-1903 : Leo XIII) और Gerald C. Treacy. Human Liberty. The Paulist Press, 1941.