Butterfield, Herbert
Cambridge University Press, 1955
Buku Teks
Thompson, James Westfall
Macmillan, 1958
Buku Teks
Gottschalk, Louis
Alfred A. Knoff, 1969
Buku Teks
edited by Peter Burke
Pennsylvania State University Press, 1995
Buku Teks
Nevins, Allan, 1890-1971
Anchor Books, 1962
Buku Teks