Thomas, B. P., & Burlingame, M. (2008). Abraham Lincoln: A biography (Southern Illinois University Press pbk. ed.). Southern Illinois University Press.
Cita Chicago (17th ed.)Thomas, Benjamin Platt, i Michael Burlingame. Abraham Lincoln: A Biography. Southern Illinois University Press pbk. ed. Carbondale: Southern Illinois University Press, 2008.
Cita MLA (9th ed.)Thomas, Benjamin Platt, i Michael Burlingame. Abraham Lincoln: A Biography. Southern Illinois University Press pbk. ed. Southern Illinois University Press, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.