Federal Reserve Bank of San Francisco. "June 1, 1940," Economic Review (Federal Reserve Bank of San Francisco) (June 1, 1940). https://fraser.stlouisfed.org/title/869/item/33508, accessed on March 29, 2024.
Federal Reserve Bank of San Francisco. "June 1, 1940," Economic Review (Federal Reserve Bank of San Francisco) (June 1, 1940). https://fraser.stlouisfed.org/title/869/item/33508, accessed on March 29, 2024.