- Astronomy in rabbinical literature1
- Astronomy, Greek1
- Astronomy--Religious aspects1
- Astronomy--Tables1
- Aswānī, ʻUthmān ibn Saʻd Allāh, active 19th century. Risālat al-ikhwān1
- Atonement (Prayer)1
- Atonement (Prayer)--Hinduism1
- Attila, -4531
- Auctions1
- Augsburg Confession1
- Augustine, of Hippo, Saint, 354-4301
- Augustinians1
- Austria--Vienna1
- Authors, Arab1
- Autos-da-fé1
- Avraham ben Yosef Ḥasan, min Ṭaledo1
- Ayyubids1
- Azar, Menaḥem ben Natan1
- Azharot1
- Azharī, Khālid ibn ʻAbd Allāh, -1499. Sharḥ al-Ājurrūmīyah1