Παραπομπή σε μορφή APA (7η εκδ.)

Fredrickson, G. M. (2008). Big enough to be inconsistent: Abraham Lincoln confronts slavery and race. Harvard University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Fredrickson, George M. Big Enough to Be Inconsistent: Abraham Lincoln Confronts Slavery and Race. Cambridge, Mass.: Harvard University Press, 2008.

Παραπομπή σε μορφή MLA (9th εκδ.)

Fredrickson, George M. Big Enough to Be Inconsistent: Abraham Lincoln Confronts Slavery and Race. Harvard University Press, 2008.