Finkle, Jason L., author
John Wiley & Sons, 1968
Buku Teks
Finkle, Jason L., author
John Wiley & Sons, 1966
Buku Teks
Rosen, George, author
University California Press , 1966
Buku Teks
Peou, Sorpong
Institute of Southeas Asian Studies , 2000
Buku Teks
Murphy, Walter F., author
The John Hopkins University Press, 2007
Buku Teks