Title
- Commentary on Virgil1
- Commentary on Zohar1
- Commentary on canon law1
- Commentary on decretals1
- Comoediae.1
- Compendium historiae in genealogia Christi1
- Compendium logicae1
- Compendium of Logic ; Commentary on the Organon ; Compendium of Moral Philosophy and Commentary on Aristotle's Moral Philosophy (Nichomachean Ethics).1
- Compendium theologicae veritatis1
- Compositione1
- Concessions2
- Confession1
- Confessione generale1
- Confirmation1
- Consolation of Philosophy1
- Constitutionibus concilii viennensis1
- Contracts1
- Corpus Juris Civilis6
- Correspondence1
- Correspondence between Vettori and Machiavelli1