APA (7th ed.) Citation

Piétri, C. (1991). La Rome de Grégoire. Institutum Patristicum "Augustinianum".

Chicago Style (17th ed.) Citation

Piétri, Charles. La Rome De Grégoire. Roma: Institutum Patristicum "Augustinianum", 1991.

MLA (9th ed.) Citation

Piétri, Charles. La Rome De Grégoire. Institutum Patristicum "Augustinianum", 1991.

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