Buccola, N. (2012). The political thought of Frederick Douglass: In pursuit of American liberty. New York University Press.
Citace podle Chicago (17th ed.)Buccola, Nicholas. The Political Thought of Frederick Douglass: In Pursuit of American Liberty. New York: New York University Press, 2012.
Citace podle MLA (9th ed.)Buccola, Nicholas. The Political Thought of Frederick Douglass: In Pursuit of American Liberty. New York University Press, 2012.
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