- Agni (Hindu deity)2
- Agnihotra (Hindu rite)4
- Agniṣṭoma (Hindu rite)3
- Agreda, Dominici d'1
- Agriculture4
- Agriculture--Accounting1
- Agriculture--Economic aspects2
- Ahmet Mithat, 1844-19121
- Ajurrūmīyah (Ibn Ājurrūm, Muḥammad ibn Muḥammad)10
- Akhlāq al-ʻAḍudīyah (Ījī, ʻAḍud al-Dīn ʻAbd al-Raḥmān ibn Aḥmad)1
- Akhḍarī, ʻAbd al-Raḥmān ibn Muḥammad, 1512 or 1513-1575 or 1576. Sullam al-murawniq fī al-manṭiq1
- Akhḍarī, ʻAbd al-Raḥmān ibn Muḥammad, 1512 or 1513-1575 or 1576. Sullam fī ʻilm al-manṭiq1
- Akhṣar al-mukhtaṣarāt (Ibn Balabān, Muḥammad ibn Badr al-Dīn)1
- Al-Munajjim al-Kashi, Yahya ibn Imad bin Yahya1
- Albania--Gjirokastër1
- Alberto, Alberto di2
- Albertus de Fontanella1
- Albizzi family1
- Albizzi, Costanza1
- Alchemy10