APA-referens (7:e uppl.)
ebrary, Inc, Watson, R. P., Pedersen, W. D., & Williams, F. J. (2011). Lincoln's enduring legacy: Perspectives from great thinkers, great leaders, and the American experiment. Lexington Books.
Chicago-referens (17:e uppl.)
ebrary, Inc, Robert P. Watson, William D. Pedersen, och Frank J. Williams. Lincoln's Enduring Legacy: Perspectives from Great Thinkers, Great Leaders, and the American Experiment. Lanham, MD: Lexington Books, 2011.
MLA-referens (9:e uppl.)
ebrary, Inc, et al. Lincoln's Enduring Legacy: Perspectives from Great Thinkers, Great Leaders, and the American Experiment. Lexington Books, 2011.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.