London Routledge , 1992
Buku Teks
Oxford University Press, 1995
Buku Teks
edited by Peter Hunt
Oxford University Press, 1995
Buku Referensi
Parrish, Cecile, author
Monash University : Centre of Southeast Asian Studies, [Date of publication not identified]
Buku Teks
Haviland, Virginia, author
Scott, Foresman, 1973
Buku Teks