APA-viite (7. p.)
Walker, P. E. (2009). Caliph of Cairo: Al-Hakim bi-Amr Allah, 996-1021. American University in Cairo Press.
Chicago-viite (17. p.)
Walker, Paul Ernest. Caliph of Cairo: Al-Hakim Bi-Amr Allah, 996-1021. Cairo ; New York: American University in Cairo Press, 2009.
MLA-viite (9. p.)
Walker, Paul Ernest. Caliph of Cairo: Al-Hakim Bi-Amr Allah, 996-1021. American University in Cairo Press, 2009.
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