• Saadia Gaon, The Book of Beliefs and Opinions, trans. S. Rosenblatt (New Haven: 1948).

• Saadya Gaon, The Book of Doctrines and Beliefs [abridged], trans. A. Altmann (Indianapolis: 2002).

• R. Brody, The Geonim of Babylonia and the Shaping of Medieval Jewish Culture (New Haven: 1998).

• H.A. Davidson, “John Philoponus as a source of medieval Islamic and Jewish proofs of creation,” Journal of the American Oriental Society 89 (1969), 357-91.

• I. Efros, Studies in Medieval Jewish Philosophy (New York: Columbia University Press, 1974).

• H. Malter, Life and Works of Saadia Gaon (Philadelphia: 1921).

Stanford Encyclopedia: Saadya Gaon