Collins, R. C., Waters, E. B., Dotson, A. B., & Beaumont, C. E. (1991). America's downtowns: Growth, politics & preservation. Preservation Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCollins, Richard C., Elizabeth B. Waters, Anthony Bruce Dotson, और Constance Epton Beaumont. America's Downtowns: Growth, Politics & Preservation. Washington, D.C.: Preservation Press, 1991.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCollins, Richard C., et al. America's Downtowns: Growth, Politics & Preservation. Preservation Press, 1991.
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