Federal Reserve Bank of San Francisco. "July 1957," Economic Review (Federal Reserve Bank of San Francisco) (July 1957). https://fraser.stlouisfed.org/title/869/item/33674, accessed on May 1, 2024.
Federal Reserve Bank of San Francisco. "July 1957," Economic Review (Federal Reserve Bank of San Francisco) (July 1957). https://fraser.stlouisfed.org/title/869/item/33674, accessed on May 1, 2024.