Federal Reserve Bank of New York. "4430. Classification of Reserve Cities," Federal Reserve Bank of New York Circulars (February 26, 1957). https://fraser.stlouisfed.org/title/466/item/11889, accessed on April 30, 2024.
Federal Reserve Bank of New York. "4430. Classification of Reserve Cities," Federal Reserve Bank of New York Circulars (February 26, 1957). https://fraser.stlouisfed.org/title/466/item/11889, accessed on April 30, 2024.