Federal Reserve Bank of San Francisco. "April 1969," Economic Review (Federal Reserve Bank of San Francisco) (April 1969). https://fraser.stlouisfed.org/title/869/item/520274, accessed on May 2, 2024.
Federal Reserve Bank of San Francisco. "April 1969," Economic Review (Federal Reserve Bank of San Francisco) (April 1969). https://fraser.stlouisfed.org/title/869/item/520274, accessed on May 2, 2024.