Dudden, Alexis, author
University of Hawaii'i Press, 2005
Buku Teks
Harrison, John Armstrong, author
University of Florida, 1953
Buku Teks
Burks, Ardath W., author
Westview Press, 1982
Buku Teks
Kajima, Morinosuko
Charles E.Tutle, 1971
Buku Teks
Gibney, Frank
Charles E. Tuttle, 1985
Buku Teks