Style de citation APA (7e éd.)

Ṭabarī, 8., & Humphreys, R. S. (1990). The crisis of the early caliphate. State University of New York Press.

Style de citation Chicago (17e éd.)

Ṭabarī, 838?-923, et R. Stephen Humphreys. The Crisis of the Early Caliphate. Albany, N.Y.: State University of New York Press, 1990.

Style de citation MLA (9e éd.)

Ṭabarī, 838?-923, et R. Stephen Humphreys. The Crisis of the Early Caliphate. State University of New York Press, 1990.