Federal Reserve Bank of San Francisco. "December 1971," Economic Review (Federal Reserve Bank of San Francisco) (December 1971). https://fraser.stlouisfed.org/title/869/item/520308, accessed on May 4, 2024.
Federal Reserve Bank of San Francisco. "December 1971," Economic Review (Federal Reserve Bank of San Francisco) (December 1971). https://fraser.stlouisfed.org/title/869/item/520308, accessed on May 4, 2024.