A history of the papacy from the great schism to the sack of Rome
MLA
Creighton, M. A History of the Papacy: From the Great Schism to the Sack of Rome. New ed. London: Longmans, Green, 1897
APA, 7th edition
Creighton, M. (1897). A history of the papacy: from the great schism to the sack of Rome. New ed. London: Longmans, Green
Chicago, 17th edition
Creighton, M. A history of the papacy: from the great schism to the sack of Rome. New ed. London: Longmans, Green, 1897