Lewis, David C., author
Curzon, 2000
Buku Teks
Ash-Shadiq, Imam Ja`far, author
Pustaka Hidayah, 2006
Buku Teks
edited by Michael Martin
Cambridge University Press, 2009
Buku Teks
editor, Darwis Khudori
Center of South-South Cooperation Studies (CSSCS), 2013
Buku Teks
Wensinck, A.J., author
Johannes Muller, 1921
Buku Teks