1. Anderson, Alan B. and George W. Pickering.1986. Confronting the Color Line: The Broken Promise of the Civil Rights Movement in Chicago. Athens: University of Georgia Press.
2. Baker, Ray Stannard.1964. Following the Color Line: American Negro Citizenship in the Progressive Era. New York: Harper Torchbooks.
3. Black, Donald.1989. Sociological Justice. New York: Oxford University Press.