Burstall, Terry
Cadana University of Queensland Press 1990,
Buku Teks
Hoai, To, author
Foreign Languages Publishing House, 1957
Buku Teks
Tanham, George K., author
Frederick A. Praeger, 1962
Buku Teks
Southeast Asia Development Advisory Group of the Asia Society, 1970
Buku Teks
Moyar, Mark, author
Cambridge University Press, 2006
Buku Teks