Du Bois, W. E. B., & Wortham, R. (2011). The sociological souls of Black folk: Essays. Lexington Books.
Čikaški stil citiranja (17. izdanje)Du Bois, W. E. B., i Robert Wortham. The Sociological Souls of Black Folk: Essays. Lanham, Maryland: Lexington Books, 2011.
MLA način citiranja (9. izdanje)Du Bois, W. E. B., i Robert Wortham. The Sociological Souls of Black Folk: Essays. Lexington Books, 2011.
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