1. American Association of State Colleges and Universities (1986).Issues in Higher Education and Economic Development. Washington, DC: AASCU.
2. Banfield, Edward (1968).The Unheavenly City. Boston: Little, Brown and Co.
3. Carnegie Foundation for the Advancement of Teaching (1988).An Imperiled Generation: Saving Urban Schools. Princeton University Press.
4. Clark, Thomas (1985). The interdependence among gentrifying neighborhoods.Urban Geography 16(3): 246?273.
5. Clark, Thomas (1987). The suburbanization process and racial segregation. In Gary A. Tobin (ed.),Divided Neighborhoods pp. 56?65. Beverly Hills: Sage Publications.