United States. Bureau of Economic Analysis. "January 1963," Survey of Current Business (January 1963). https://fraser.stlouisfed.org/title/46/item/9689, accessed on April 20, 2024.
United States. Bureau of Economic Analysis. "January 1963," Survey of Current Business (January 1963). https://fraser.stlouisfed.org/title/46/item/9689, accessed on April 20, 2024.