Christopher, James W., author
E.J. Brill, 1928
Buku Teks
Wright, Quincy, author
International Secretary Institute of Pasific Relations, 1939
Buku Teks
Wright, Quincy, author
Institute of Pacific Relations, 1939
Buku Teks
Clyde, Paul Hibbert, author
Prentice-Hall, 1953
Buku Teks
Walker, Allan S., author
Australian War Memorial, 1956
Buku Teks