United States. Bureau of Economic Analysis. "October 1977," Survey of Current Business (October 1977). https://fraser.stlouisfed.org/title/46/item/9677, accessed on March 29, 2024.
United States. Bureau of Economic Analysis. "October 1977," Survey of Current Business (October 1977). https://fraser.stlouisfed.org/title/46/item/9677, accessed on March 29, 2024.