Cita APA (7th ed.)

Ball, C. (2012). Fifty years in chains: Or, The life of an American slave. University of North Carolina Press.

Cita Chicago (17th ed.)

Ball, Charles. Fifty Years in Chains: Or, The Life of an American Slave. Chapel Hill: University of North Carolina Press, 2012.

Cita MLA (9th ed.)

Ball, Charles. Fifty Years in Chains: Or, The Life of an American Slave. University of North Carolina Press, 2012.