Cita APA (7th ed.)
Hubbard, C. M. (2015). Lincoln, the law, and presidential leadership. Southern Illinois University Press.
Cita Chicago (17th ed.)
Hubbard, Charles M. Lincoln, the Law, and Presidential Leadership. Carbondale, Illinois: Southern Illinois University Press, 2015.
Cita MLA (9th ed.)
Hubbard, Charles M. Lincoln, the Law, and Presidential Leadership. Southern Illinois University Press, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.