Richards, J. 1. (1980). Consul of God: The life and times of Gregory the Great. London [etc.]: Routledge & Kegan Paul.
Citación estilo ChicagoRichards, Jeffrey 1945-. Consul of God: The Life and Times of Gregory the Great. London [etc.]: Routledge & Kegan Paul, 1980.
Cita MLARichards, Jeffrey 1945-. Consul of God: The Life and Times of Gregory the Great. London [etc.]: Routledge & Kegan Paul, 1980.
Precaución: Estas citas no son 100% exactas.