Aḥmad, M. Ḥ. M. (1959). al-Khilāfah wa-al-dawlah fī al-ʻaṣr al-ʻAbbāsī (al-Ṭabʻah 1.). al-Qāhirah: Maktabat Nahḍat Miṣr.
Chicago Style CitationAḥmad, Muḥammad Ḥilmī Muḥammad. Al-Khilāfah Wa-al-dawlah Fī Al-ʻaṣr Al-ʻAbbāsī. al-Ṭabʻah 1. al-Qāhirah: Maktabat Nahḍat Miṣr, 1959.
MLA CitationAḥmad, Muḥammad Ḥilmī Muḥammad. Al-Khilāfah Wa-al-dawlah Fī Al-ʻaṣr Al-ʻAbbāsī. al-Ṭabʻah 1. al-Qāhirah: Maktabat Nahḍat Miṣr, 1959.
