Federal Reserve Bank of St. Louis. "October 1968," National Economic Trends (October 1968). https://fraser.stlouisfed.org/title/870/item/34120, accessed on March 19, 2024.
Federal Reserve Bank of St. Louis. "October 1968," National Economic Trends (October 1968). https://fraser.stlouisfed.org/title/870/item/34120, accessed on March 19, 2024.