Federal Reserve Bank of Cleveland. "March 1971," Economic Review (Federal Reserve Bank of Cleveland) (March 1971). https://fraser.stlouisfed.org/title/1328/item/4733, accessed on May 8, 2024.
Federal Reserve Bank of Cleveland. "March 1971," Economic Review (Federal Reserve Bank of Cleveland) (March 1971). https://fraser.stlouisfed.org/title/1328/item/4733, accessed on May 8, 2024.