↑ 1.01.11.21.3James M. McPherson, 'Lincoln and the Strategy of Unconditional Surrender', The Best American History Essays on Lincoln, eds. Sean Wilentz; Organization of American Historians (New York, NY: Palgrave Macmillan, 2009), p. 215
↑ 2.02.1Michael Lanning, Civil War 100: The Stories Behind the Most Influential Battles, People and Events in the War Between the States (Naperville, IL: Sourcebooks, 2006), p. 103