Author
- Nābhādāsa1
- Panormitanus1
- Paul of Pergula1
- Peter Lombard1
- Petrus Comestor1
- Petrus Riga1
- Philagathus of Cerami1
- Priscian1
- Prudentius1
- Pseudo Bernard of Clairvaux1
- Pseudo-Aristotle1
- Quodvultdeus1
- Raymond of Penyafort1
- Reynoldus Romanus1
- Richard of Saint Victor1
- Robert de Sorbon1
- Seneca1
- Shahidi Ibrahim Dede1
- Shaykh Ṭāhir1
- Stephen Langton1