Federal Reserve Bank of St. Louis. "Week Ending October 2, 1968," U.S. Financial Data (October 2, 1968). https://fraser.stlouisfed.org/title/5335/item/537783, accessed on April 18, 2024.
Federal Reserve Bank of St. Louis. "Week Ending October 2, 1968," U.S. Financial Data (October 2, 1968). https://fraser.stlouisfed.org/title/5335/item/537783, accessed on April 18, 2024.