Krout, John A.
United States Since 1865
Barnes & Noble, 1962
 Buku Teks
Hacker, Louis M.
The United States since 1865
Appleton-Century-Crofts, 1949
 Buku Teks
Link, Arthur S.
American epoch : a history of the United States since the 1890's
Alfreda A. Knopf, 1955
 Buku Teks
Link, Arthur S.
American epoch : a history of the United States Since the 1890's
Alfred A. Knopf, 1963
 Buku Teks
Builders of American Institutions : readings in United States history
edited by Frank Freidel and Norman Pollack
Rand McNally, 1963
 Buku Teks