APA-ийн эшлэл(7 дахь хэвлэлт)

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

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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

MLA -ийн эшлэл (9 дэх хэвлэлт)

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