Federal Reserve Bank of St. Louis. "Week Ending: May 19, 1971," U.S. Financial Data (May 19, 1971). https://fraser.stlouisfed.org/title/5335/item/537897, accessed on April 19, 2024.
Federal Reserve Bank of St. Louis. "Week Ending: May 19, 1971," U.S. Financial Data (May 19, 1971). https://fraser.stlouisfed.org/title/5335/item/537897, accessed on April 19, 2024.