*1986, "The Prophet and the Age of the Caliphates, 600–1050" (London, Longman)*1990, "Al-Mansur and al-Mahdi; being an annotated translation of vol.
* 1986، "The Prophet and the Age of the Caliphates، 600–1050" (London، Longman)* 1990، "Al-Mansur and al-Mahdi; being an annotated translation of vol.