United States. Bureau of Economic Analysis. "June 1973," Survey of Current Business (June 1973). https://fraser.stlouisfed.org/title/46/item/9832, accessed on April 20, 2024.
United States. Bureau of Economic Analysis. "June 1973," Survey of Current Business (June 1973). https://fraser.stlouisfed.org/title/46/item/9832, accessed on April 20, 2024.