Bailey, Thomas Andrew, 1902-1983, author
Prentice-Hall, 1980
Buku Teks
Dull, Jonathan R
Yale University Press, 1985
Buku Teks
Graebner, Norman A., author
McGraw-Hill, 1975
Buku Teks
Brinkley, Alan, author
McGraw-Hill, 1997
Buku Referensi
Aptheker, Herbert, author
International Publishers, 1959
Buku Teks