United States Capitol Historical Society, ebrary, Inc, Finkelman, P., & Kennon, D. R. (2010). In the shadow of freedom: The politics of slavery in the national capital. Published for the United States Capitol Historical Society by Ohio University Press.
Cita Chicago (17th ed.)United States Capitol Historical Society, Inc ebrary, Paul Finkelman, i Donald R. Kennon. In the Shadow of Freedom: The Politics of Slavery in the National Capital. Athens: Published for the United States Capitol Historical Society by Ohio University Press, 2010.
Cita MLA (9th ed.)United States Capitol Historical Society, et al. In the Shadow of Freedom: The Politics of Slavery in the National Capital. Published for the United States Capitol Historical Society by Ohio University Press, 2010.