Blum, E. J. (2009). W. E. B. Du Bois, American Prophet. University of Pennsylvania Press.
Cita Chicago Style (17a ed.)Blum, Edward J. W. E. B. Du Bois, American Prophet. Philadelphia: University of Pennsylvania Press, 2009.
Cita MLA (8a ed.)Blum, Edward J. W. E. B. Du Bois, American Prophet. University of Pennsylvania Press, 2009.
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