Douglass, F., McKivigan, J. R., Kaufman, H. L., & Stauffer, J. (2012). In the words of Frederick Douglass: Quotations from liberty's champion. Cornell University Press.
Citace podle Chicago (17th ed.)Douglass, Frederick, John R. McKivigan, Heather L. Kaufman, a John Stauffer. In the Words of Frederick Douglass: Quotations from Liberty's Champion. Ithaca [N.Y.]: Cornell University Press, 2012.
Citace podle MLA (9th ed.)Douglass, Frederick, et al. In the Words of Frederick Douglass: Quotations from Liberty's Champion. Cornell University Press, 2012.
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