Thompson, Warren S., author
The University of Chicago Press, 1959
Buku Teks
Thompson, Warren S., author
The University of Chicago Press, 1968
Buku Teks
Clyde, Paul Hibbert, author
Prentice-Hall, 1953
Buku Teks
Walker, Allan S., author
Australian War Memorial, 1956
Buku Teks
Latourette, Kenneth Scott, author
Macmillan, 1957
Buku Teks