Cita APA (7a ed.)

Horovitz, J., Pickthall, M., & Conrad, L. I. (2020). The earliest biographies of the Prophet and their authors (Second edition.). Gerlach Press.

Cita Chicago Style (17a ed.)

Horovitz, Josef, Marmaduke Pickthall, y Lawrence I. Conrad. The Earliest Biographies of the Prophet and Their Authors. Second edition. Berlin: Gerlach Press, 2020.

Cita MLA (9a ed.)

Horovitz, Josef, et al. The Earliest Biographies of the Prophet and Their Authors. Second edition. Gerlach Press, 2020.