Catholic Church. Poenitentiaria Apostolica.

• Enchiridion indulgentiarum
• Preces et pia opera in favorem omnium Christifidelium
• The raccolta
• Enchiridion indulgentiarum (1999)
• A formulary of the papal penitentiary in the thirteenth century
• Collectio precum piorumque operum
• Häresie und Luthertum
• The raccolta, or, Collection of indulgenced prayers & good works