United States. Bureau of Economic Analysis. "May 1941," Survey of Current Business (May 1941). https://fraser.stlouisfed.org/title/46/item/9381, accessed on April 24, 2024.
United States. Bureau of Economic Analysis. "May 1941," Survey of Current Business (May 1941). https://fraser.stlouisfed.org/title/46/item/9381, accessed on April 24, 2024.