Federal Reserve Bank of St. Louis. "General Price Indexes," in Federal Reserve Bank of St. Louis. "April 1971," National Economic Trends (April 1971) : 15-15. https://fraser.stlouisfed.org/title/870/item/34082/toc/327858 , accessed on July 29, 2024.
Federal Reserve Bank of St. Louis. "General Price Indexes," in Federal Reserve Bank of St. Louis. "April 1971," National Economic Trends (April 1971) : 15-15. https://fraser.stlouisfed.org/title/870/item/34082/toc/327858 , accessed on July 29, 2024.