Author
- Nicolaus von Amsdorf1
- Nilus of Sinai1
- Otto of Passau1
- Panormitanus1
- Peter Damian1
- Peter Lombard1
- Peter Schmieher1
- Petrus Apianus1
- Petrus de Braco1
- Philippus Brusserius1
- Priscian1
- Pseudo-Aristotle1
- Pseudo-Augustine1
- Raymond of Sabunde1
- Reynoldus Romanus1
- Roman Catholic Archdiocese of Mainz1
- Samuel Aaron Romanelli1
- Seneca1
- Shemuel ben Tsevi Hirsh Halbershṭat1
- Simon Bredon1