Cita APA (7a ed.)

Krout, J. A. (1967). United States to 1877 (7th ed.). Barnes & Noble.

Cita Chicago Style (17a ed.)

Krout, John Allen. United States to 1877. 7th ed. New York: Barnes & Noble, 1967.

Cita MLA (9a ed.)

Krout, John Allen. United States to 1877. 7th ed. Barnes & Noble, 1967.