Mackie, Vera, author
Cambridge University Press, 2003
Buku Teks
Holtom, Daniel Clarence, 1884-1962, author
Kegan Paul, 1938
Buku Teks
Havens, Thomas R.H., author
Princeton University Press, 1974
Buku Teks
Nakamura, Takafusa, author
Kementerian Luar Negeri Jepang, 1985
Buku Teks
Brameld, Theodore
Holt, Rinehart and Winston, 1968
Buku Teks