Cita APA (7a ed.)

Steele Commager, H. The Era of Reform, 1830-1860. D. Van Nostrand.

Cita Chicago Style (17a ed.)

Steele Commager, Henry. The Era of Reform, 1830-1860. Nueva York: D. Van Nostrand.

Cita MLA (8a ed.)

Steele Commager, Henry. The Era of Reform, 1830-1860. D. Van Nostrand.