Cite

United States. Federal Bureau of Investigation. "W.E.B. DuBois." United States. Federal Bureau of Investigation. 1942/1959, http://vault.fbi.gov/E.%20B.%20%28William%29%20Dubois.

United States. Federal Bureau of Investigation (1942/1959). W.E.B. DuBois. Retrieved from http://vault.fbi.gov/E.%20B.%20%28William%29%20Dubois

United States. Federal Bureau of Investigation. "W.E.B. DuBois." 1942/1959. August 3, 2025. http://vault.fbi.gov/E.%20B.%20%28William%29%20Dubois.