APA (7th ed.) Citation
Eckley, R. S. (2012). Lincoln's forgotten friend, Leonard Swett. Southern Illinois University Press.
Chicago Style (17th ed.) Citation
Eckley, Robert S. Lincoln's Forgotten Friend, Leonard Swett. Carbondale: Southern Illinois University Press, 2012.
MLA (9th ed.) Citation
Eckley, Robert S. Lincoln's Forgotten Friend, Leonard Swett. Southern Illinois University Press, 2012.
Warning: These citations may not always be 100% accurate.