Cita APA (7a ed.)

Blum, J. M. (1965). The Republican Roosevelt (6th ed.). Harvard University Press.

Cita Chicago Style (17a ed.)

Blum, John Morton. The Republican Roosevelt. 6th ed. New York: Harvard University Press, 1965.

Cita MLA (9a ed.)

Blum, John Morton. The Republican Roosevelt. 6th ed. Harvard University Press, 1965.