United States. Bureau of Economic Analysis. "March 1932," Survey of Current Business (March 1932). https://fraser.stlouisfed.org/title/46/item/9271, accessed on April 22, 2024.
United States. Bureau of Economic Analysis. "March 1932," Survey of Current Business (March 1932). https://fraser.stlouisfed.org/title/46/item/9271, accessed on April 22, 2024.