Federal Reserve Bank of Philadelphia. "April 1962," Business Review (Federal Reserve Bank of Philadelphia) (April 1962). https://fraser.stlouisfed.org/title/5580/item/557402, accessed on April 30, 2024.
Federal Reserve Bank of Philadelphia. "April 1962," Business Review (Federal Reserve Bank of Philadelphia) (April 1962). https://fraser.stlouisfed.org/title/5580/item/557402, accessed on April 30, 2024.