Nguyen-Vien
Foreign Language Publishing House, 1956
Buku Teks
Tai, Hue-Tam Ho
Harvard University Press, 1992
Buku Teks
Kaushik, R.P., author
Oriental Longman, 1979
Buku Teks
Southeast Asia Development Advisory Group of the Asia Society, 1970
Buku Teks
Kahin, George McTurnan, author
A Delta Book, 1967
Buku Teks