United States. Bureau of Economic Analysis. "May 1932," Survey of Current Business (May 1932). https://fraser.stlouisfed.org/title/46/item/9273, accessed on April 18, 2024.
United States. Bureau of Economic Analysis. "May 1932," Survey of Current Business (May 1932). https://fraser.stlouisfed.org/title/46/item/9273, accessed on April 18, 2024.