- Abridgments3
- Abu Natser Shemuʹel, ha-Leṿi1
- Abu ʻAmar Seʹadyah, ha-Leṿi1
- Abū Bakr, Caliph, -6341
- Acciaioli, Antonio1
- Acciaioli, Francesco1
- Account books6
- Accounting34
- Actions and defenses (Islamic law)1
- Administration3
- Administration of estates1
- Adrian VI, Pope, 1459-15231
- Afghanistan1
- Afghanistan--Herat2
- Agazaria, Claudio Boncompagni di1
- Agreda, Dominici d'1
- Agriculture1
- Agriculture--Accounting1
- Agriculture--Economic aspects2
- Agustín, Antonio, 1517-1586. Dialogos de medallas inscriciones y otras antiguedades1