Martin, W. E. (1986). The Mind of Frederick Douglass. The University of North Carolina Press.
Cita Chicago Style (17a ed.)Martin, Waldo E. The Mind of Frederick Douglass. Chapel Hill: The University of North Carolina Press, 1986.
Cita MLA (8a ed.)Martin, Waldo E. The Mind of Frederick Douglass. The University of North Carolina Press, 1986.
Precaución: Estas citas no son 100% exactas.