Federal Reserve Bank of St. Louis. "Prices," in Federal Reserve Bank of St. Louis. "July 1968," National Economic Trends (July 1968) : 10-11. https://fraser.stlouisfed.org/title/870/item/34140/toc/378819 , accessed on April 24, 2024.
Federal Reserve Bank of St. Louis. "Prices," in Federal Reserve Bank of St. Louis. "July 1968," National Economic Trends (July 1968) : 10-11. https://fraser.stlouisfed.org/title/870/item/34140/toc/378819 , accessed on April 24, 2024.