Nevins, Allan, 1890-1971, author
The Modern Library, 1942
Buku Teks
Parkes, Henry Bamford
Alfred A. Knoft, 1968.
Buku Teks
Risjord, Norman K., author
Prentice-Hall, 1985
Buku Teks
Williams, T. Harry, author
Alfred A. Knopf, 1963
Buku Teks
Beard, Charles A., author
New Home Library, 1944
Buku Teks