Ali, Muhamad, author
Edinburgh University Press, 2016
eBooks
Yale, William, author
The University of Michigan Press, 1958
Buku Teks
Cleveland, William L., author
Westview Press , 2004
Buku Teks
Makris, G.p.
Blackwell Publishing, 2007
Buku Teks
Gzella, Holger, author
Brill, 2015
Buku Teks