Sansom, George Bailey, Sir, 1883-1965, author
Charles E. Tuttle, 1987
Buku Teks
Japan Defense Agency, 1976
Buku Teks
Yakuji Nippo, Ltd., 1982
Buku Referensi
Leonard, Jonathan Norton, author
Time-Life International, 1968
Buku Teks
Latourette, Kenneth Scott, author
Macmillan, 1960
Buku Teks