Cita APA (7a ed.)

Penn, M. P. (2015). Envisioning Islam: Syriac Christians and the Early Muslim World. University of Pennsylvania Press.

Cita Chicago Style (17a ed.)

Penn, Michael Philip. Envisioning Islam: Syriac Christians and the Early Muslim World. Philadelphia: University of Pennsylvania Press, 2015.

Cita MLA (8a ed.)

Penn, Michael Philip. Envisioning Islam: Syriac Christians and the Early Muslim World. University of Pennsylvania Press, 2015.