Brinton, Crane, 1898-1968, author
Prentice-Hall, 1964
Buku Teks
Toynbee, Arnold J., author
Meridian Books, 1958
Buku Teks
Toynbee, Arnold J., author
Oxford University Press, 1948
Buku Teks
Reilly, Kevin, author
Harper and Row, c1980
Buku Teks
Wallbank, T. Walter, author
Scott, Foresman, 1965
Buku Teks