The letters of Gregory the Great /
GregoryI,Pope,approximately 540-604.
Martyn, John R. C.
Pontifical Institute of Mediaeval Studies.
Toronto, Ont. : Pontifical Institute of Mediaeval Studies,
c2004.
Includes bibliographical references and index.
v. 1. Books 1-4 -- v. 2. Books 5-9 -- v. 3. Books 10-14.
Gregory I, Pope, approximately 540-604.
Popes
Church history