Author
- Michael Glycas1
- Michel Foret1
- Mordechai ben Hillel1
- Nado de Tolomeo1
- Nicholas of Gorran1
- Nicholas of Lyra1
- Nicholas of Salerno1
- Normandy1
- Oglerio di Lucedio1
- Order of the Argonauts of Saint Nicholas1
- Pedro de Serra1
- Peter Lombard1
- Peter Olivi1
- Peter of Poitiers1
- Pierre de Maucreux1
- Pietro de' Crescenzi1
- Placentinus1
- Porphyry1
- Priscian1
- Pseudo Bernard of Clairvaux1