Title
- Commentary on Summa theologica1
- Commentary on Wisdom of Solomon1
- Commentary on Zohar1
- Commentary on civil law1
- Commentary on decretals1
- Commentary on the Lord's prayer1
- Common book1
- Communal constitution1
- Communiloquium1
- Compendiosa historia Hispanica1
- Compendium in Cantica canticorum1
- Compendium iuris canonici1
- Compendium logicae1
- Compendium morale1
- Complaint1
- Compotus correctorius1
- Concerning emperor Henry by a pope1
- Conclusions1
- Conferences1
- Confessio Catholicae fidei Christiana1