Burgess, Peter H.
Graham Brash, 1983
Buku Referensi
Ray, Sibnarayan
Melbourne and Sydney : Thomas Nelson (Austrakia) Ltd., 1966.
Buku Teks
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