Cita APA (7th ed.)
Swanberg, W. A. (1957). First blood: The story of Fort Sumter. Scribner.
Cita Chicago (17th ed.)
Swanberg, W. A. First Blood: The Story of Fort Sumter. New York: Scribner, 1957.
Cita MLA (9th ed.)
Swanberg, W. A. First Blood: The Story of Fort Sumter. Scribner, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.