Schmidt, Steven
Prentice-Hall, 1983
Buku Teks SO
School Government Publishing Co., [Date of publication not identified]
Buku Referensi
edited by Japanese Government Team for Safeguarding Angkor (JSA)
Japan International Cooperation Center, 1995
Buku Referensi
edited by Japanese Government Team for Safeguarding Angkor (JSA)
Japan International Cooperation Center, 1998
Buku Referensi
British Council, 1991
Buku Referensi