Cita APA (7a ed.)

Lincoln Museum (Fort Wayne, Ind.), Gabbard, S. V., & Holzer, H. (2007). Lincoln and Freedom: Slavery, Emancipation, and the Thirteenth Amendment. Southern Illinois University Press.

Cita Chicago Style (17a ed.)

Lincoln Museum (Fort Wayne, Ind.), Sara Vaughn Gabbard, y Harold Holzer. Lincoln and Freedom: Slavery, Emancipation, and the Thirteenth Amendment. Carbondale: Southern Illinois University Press, 2007.

Cita MLA (8a ed.)

Lincoln Museum (Fort Wayne, Ind.), et al. Lincoln and Freedom: Slavery, Emancipation, and the Thirteenth Amendment. Southern Illinois University Press, 2007.