Cita APA (7th ed.)

Niven, J. (1973). Gideon Welles; Lincoln's Secretary of the Navy. Oxford University Press.

Cita Chicago (17th ed.)

Niven, John. Gideon Welles; Lincoln's Secretary of the Navy. New York: Oxford University Press, 1973.

Cita MLA (9th ed.)

Niven, John. Gideon Welles; Lincoln's Secretary of the Navy. Oxford University Press, 1973.