APA (7th ed.) Citation

Richards, J. (1980). Consul of God : the life and times of Gregory the Great / (by) Jeffrey Richards: The life and times of Gregory the Great. Routledge and Kegan Paul.

Chicago Style (17th ed.) Citation

Richards, Jeffrey. Consul of God : The Life and Times of Gregory the Great / (by) Jeffrey Richards: The Life and Times of Gregory the Great. London (etc.): Routledge and Kegan Paul, 1980.

MLA (9th ed.) Citation

Richards, Jeffrey. Consul of God : The Life and Times of Gregory the Great / (by) Jeffrey Richards: The Life and Times of Gregory the Great. Routledge and Kegan Paul, 1980.

Warning: These citations may not always be 100% accurate.