J. Whitaker and Sons, 1994
Buku Referensi
Kokusai Bunka Shinkokai, author
Kokusai Bunka Shinkokai, 1969
Buku Teks
Wright, John Kirtland, author
Columbia University Press, 1947
Buku Teks
compiled by Hugh Borton [and others] rev, and enlarged, comp. by William W. Lockwood
Harvard University Press, 1954
Buku Teks
Leiden : KITLV Press
Majalah, Jurnal, Buletin