Two queens of Baghdad mother and wife of Harun al-Rashid - Abbott, Nabia, 1897-1981 (Chicago, Ill. University of Chicago Press, 1946)
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Keywords: Khaizuran, queen of Baghdad, d.789; Zubaidah, queen of Baghdad, d.831; Harun al -- Rashid, Caliph, 763(ca.) -- 809