APA (7th ed.) Citation

Walker, P. E. (2009). Caliph of Cairo: Al-Hakim bi-Amr Allah, 996 - 1021 (1. publ.). American Univ. in Cairo Press.

Chicago Style (17th ed.) Citation

Walker, Paul E. Caliph of Cairo: Al-Hakim Bi-Amr Allah, 996 - 1021. 1. publ. Cairo [u.a.]: American Univ. in Cairo Press, 2009.

MLA (9th ed.) Citation

Walker, Paul E. Caliph of Cairo: Al-Hakim Bi-Amr Allah, 996 - 1021. 1. publ. American Univ. in Cairo Press, 2009.