Ṭabarī, 8., & Fields, P. M. (1987). The Àbbāsid recovery. State University of New York Press.

Ṭabarī, 838?-923, and Philip M. Fields. The Àbbāsid Recovery. Albany, N.Y.: State University of New York Press, 1987.

Ṭabarī, 838?-923, and Philip M. Fields. The Àbbāsid Recovery. State University of New York Press, 1987.