Author
- Thomas Hoccleve2
- Thomas of Cantimpré2
- Valerius Maximus2
- Walter of Châtillon2
- William of Conches2
- Abdias of Babylon1
- Abraham Faber1
- Abu Bakr al-Hassar1
- Abū al-Qāsim ʻAbd al-Raḥmān ibn ʻAlī ibn Abī Ṣādiq al Nīsābūrī1
- Abū ʻAbd al-Raḥmān Yaʻqūb ibn Ayyūb Mawāhidī1
- Acciaioli family1
- Adriano Castellesi1
- Aelianus Tacticus1
- Agostino Staccoli1
- Al-Biruni1
- Al-Khazini1
- Al-Mawardi1
- Al-Mubashshir ibn Fātik1
- Alain Chartier1
- Alain of Lille1