Ray, Sibnarayan
Melbourne and Sydney : Thomas Nelson (Austrakia) Ltd., 1966.
Buku Teks
Yalman, Nur
I. B. Tauris, 2009
Buku Teks SO
edited by Gun Lauritzson
Lund University, 1992
Buku Referensi
Toynbee, Arnold J.
Oxford University Press, 1958
Buku Teks
Roma : Istituto Iataliano per IlMedio ed Estremo Oriente
Majalah, Jurnal, Buletin