Sancti Gregorii Papae I ... opera omnia, ad manuscriptos codices Romanos, Gallicanos, Anglicanos emendata, aucta & illustrata notis /
GregoryI,Pope,approximately 540-604.
Menardo, D. Hugone.
Sainte Marthe, Denis de.
Petis de la Croix, Barthélémi.
Bessin, Guillaume.
Venetiis,
1744.
Italy Venice.