Klostermaier, Klaus K.
Oneworld, [Date of publication not identified]
Buku Teks SO
Kingsland, Venika Mehra
Global Books , 1997
Buku Teks
edited by Gavin Flood
Blackwell, 2003
Buku Teks SO
Herman, A.L.
Westview Press, 1991
Buku Referensi
O`Malley, L.S.S. (Lewis Sydney Steward), 1874-1941
Macmillan, Cambridge, ENg. University Press, 1935
Buku Teks