Federal Reserve Bank of Philadelphia. "March 1975," Business Review (Federal Reserve Bank of Philadelphia) (March 1975). https://fraser.stlouisfed.org/title/5580/item/557557, accessed on March 28, 2024.
Federal Reserve Bank of Philadelphia. "March 1975," Business Review (Federal Reserve Bank of Philadelphia) (March 1975). https://fraser.stlouisfed.org/title/5580/item/557557, accessed on March 28, 2024.