Federal Reserve Bank of Philadelphia. "August 1965," Business Review (Federal Reserve Bank of Philadelphia) (August 1965). https://fraser.stlouisfed.org/title/5580/item/557442, accessed on April 18, 2024.
Federal Reserve Bank of Philadelphia. "August 1965," Business Review (Federal Reserve Bank of Philadelphia) (August 1965). https://fraser.stlouisfed.org/title/5580/item/557442, accessed on April 18, 2024.