Mohammed Ali
Punjab Eductional Press, 1964
Buku Teks
Sansom, George Bailey, Sir, 1883-1965
Cresset Press, 1946
Buku Teks
Victoria : Deakin University
Majalah, Jurnal, Buletin
Joe, Wanne J.
Chung Ang University Press, 1981
Buku Teks
Rojas, Carlos
London : Harvard University Press, 2010
Buku Teks