TY - BOOK ID - BVMC:629358 AU - Gregorio, I, Papa, Santo TI - Dialogus beati Gregorij Pape eiusque diaconi Petri in quattuor libros diuisus UR - https://www.cervantesvirtual.com/obra/dialogus-beati-gregorij-pape-eiusque-diaconi-petri-in-quattuor-libros-diuisus ER -