Morton, W. Scott
Praeger Publishers, 1973
Buku Teks
Fukutake, Tadashi, author
University of Tokyo Press, 1980
Buku Teks
Malassis, Louis
Croom Helm , 1976
Buku Teks
Malassis, Louis, author
Gunung Agung, 1981
Buku Teks
Gadjah Mada University Press, 1992.
Buku Teks