Religion, learning, and science in the ʻAbbasid period
M. J. L. Young, J. D. Latham, R. B. Serjeant · Cambridge University Press · 1990
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{{cite book |last=Young |first=M. J. L. |title=Religion, learning, and science in the ʻAbbasid period |publisher=Cambridge University Press |year=1990 |isbn=9780521327633}}