Federal Reserve Bank of San Francisco. "June 1972," Economic Review (Federal Reserve Bank of San Francisco) (June 1972). https://fraser.stlouisfed.org/title/869/item/520315, accessed on April 23, 2024.
Federal Reserve Bank of San Francisco. "June 1972," Economic Review (Federal Reserve Bank of San Francisco) (June 1972). https://fraser.stlouisfed.org/title/869/item/520315, accessed on April 23, 2024.