- Aachen, Hans von, 1552-16151
- Abbaye de Fontfroide1
- Abbots--Appointment, call, and election1
- Abridgments1
- Abū Ḥanīfah, -767 or 7681
- Abū Ḥanīfah, -767 or 768. Ḍawābiṭ al-thalāthah1
- Academic theses1
- Acciaioli, Antonio1
- Acciaioli, Francesco1
- Acciaiuoli, Roberto, 1467-15471
- Account books5
- Accounting136
- Accounting--Handbooks, manuals, etc.1
- Accounts4
- Actions and defenses1
- Administration1
- Administration of estates1
- Adrian VI, Pope, 1459-15231
- Advisory opinions (Islamic law)1
- Afghanistan--Herat2