Chicago: Booker T. Washington, "Preface," Up from Slavery Original Sources, accessed March 29, 2024, http://www.originalsources.com/Document.aspx?DocID=AXN61KQHNM31NMX.
MLA: Washington, Booker T. "Preface." Up from Slavery, Original Sources. 29 Mar. 2024. http://www.originalsources.com/Document.aspx?DocID=AXN61KQHNM31NMX.
Harvard: Washington, BT, 'Preface' in Up from Slavery. Original Sources, retrieved 29 March 2024, from http://www.originalsources.com/Document.aspx?DocID=AXN61KQHNM31NMX.