APA (7th ed.) Citation

Demacopoulos, G. E. (2015). Gregory the Great: Ascetic, pastor, and first man of Rome. University of Notre Dame Press.

Chicago Style (17th ed.) Citation

Demacopoulos, George E. Gregory the Great: Ascetic, Pastor, and First Man of Rome. Notre Dame, Indiana: University of Notre Dame Press, 2015.

MLA (9th ed.) Citation

Demacopoulos, George E. Gregory the Great: Ascetic, Pastor, and First Man of Rome. University of Notre Dame Press, 2015.