Smith, D. G. (2012). On the Edge of Freedom: The Fugitive Slave Issue in South Central Pennsylvania, 1820-1870. Fordham University Press.
Cita Chicago Style (17a ed.)Smith, David G. On the Edge of Freedom: The Fugitive Slave Issue in South Central Pennsylvania, 1820-1870. New York: Fordham University Press, 2012.
Cita MLA (8a ed.)Smith, David G. On the Edge of Freedom: The Fugitive Slave Issue in South Central Pennsylvania, 1820-1870. Fordham University Press, 2012.
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