APA (7 वां संस्करण) प्रशस्ति पत्र

Petre, M. D. (1907). Catholicism and independence: Being studies in spiritual liberty. Longmans, Green.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Petre, Maude Dominica. Catholicism and Independence: Being Studies in Spiritual Liberty. London ; New York: Longmans, Green, 1907.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Petre, Maude Dominica. Catholicism and Independence: Being Studies in Spiritual Liberty. Longmans, Green, 1907.