United States. Bureau of Economic Analysis. "May 1976," Survey of Current Business (May 1976). https://fraser.stlouisfed.org/title/46/item/9660, accessed on May 3, 2024.
United States. Bureau of Economic Analysis. "May 1976," Survey of Current Business (May 1976). https://fraser.stlouisfed.org/title/46/item/9660, accessed on May 3, 2024.