Roll, Eric
Stanford University Press, 1956
Buku Teks
edited by Takekazu Ogura
Fuji Publishing, 1967
Buku Teks
edited by Brigadier Peter Young
Hamlyn, 1981
Buku Referensi
Young, Peter, author
Bison Books, 1985
Buku Referensi
Japan Times, 2003
Buku Teks