United States. Bureau of Economic Analysis. "September 1947," Survey of Current Business (September 1947). https://fraser.stlouisfed.org/title/46/item/9457, accessed on April 18, 2024.
United States. Bureau of Economic Analysis. "September 1947," Survey of Current Business (September 1947). https://fraser.stlouisfed.org/title/46/item/9457, accessed on April 18, 2024.