APA aipamena

William Edward Burghart Du Bois. (1994). The souls of Black folk. New York: Gramercy Books.

Chicago Style aipamena

William Edward Burghart Du Bois. The Souls of Black Folk. New York: Gramercy Books, 1994.

MLA aipamena

William Edward Burghart Du Bois. The Souls of Black Folk. New York: Gramercy Books, 1994.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.