Federal Reserve Bank of St. Louis. "September 1968," Review (Federal Reserve Bank of St. Louis) (September 1968). https://fraser.stlouisfed.org/title/820/item/24417, accessed on June 29, 2024.
Federal Reserve Bank of St. Louis. "September 1968," Review (Federal Reserve Bank of St. Louis) (September 1968). https://fraser.stlouisfed.org/title/820/item/24417, accessed on June 29, 2024.