Federal Reserve Bank of Philadelphia. "March 1963," Business Review (Federal Reserve Bank of Philadelphia) (March 1963). https://fraser.stlouisfed.org/title/5580/item/557413, accessed on May 2, 2024.
Federal Reserve Bank of Philadelphia. "March 1963," Business Review (Federal Reserve Bank of Philadelphia) (March 1963). https://fraser.stlouisfed.org/title/5580/item/557413, accessed on May 2, 2024.