APA (7th ed.) Citation

Demacopoulos, G. E., & Muse, P. (2015). Gregory the Great: Ascetic, Pastor, and First Man of Rome. University of Notre Dame Press.

Chicago Style (17th ed.) Citation

Demacopoulos, George E., and Project Muse. Gregory the Great: Ascetic, Pastor, and First Man of Rome. [Place of publication not identified]: University of Notre Dame Press, 2015.

MLA (8th ed.) Citation

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