al-Dawlah al-'Arabiyah al-kubra : sadr al-Islam wa al-Khulafat al-'Umawiyah Dawlah al-'Arabiyah al-kubra : sadr al-Islam wa al-Khulafat al-'Umawiyah - Barru, Tawfiq (Halab : Dar al-Qalam al-'Arabi, 1973)
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Keywords: Islamic Empire -- History -- 622-661; Islamic Empire -- History -- 661-750