Federal Reserve Bank of St. Louis. "June 1969," National Economic Trends (June 1969). https://fraser.stlouisfed.org/title/870/item/34314, accessed on April 18, 2024.
Federal Reserve Bank of St. Louis. "June 1969," National Economic Trends (June 1969). https://fraser.stlouisfed.org/title/870/item/34314, accessed on April 18, 2024.