United States. Bureau of Economic Analysis. "April 1992," Survey of Current Business (April 1992). https://fraser.stlouisfed.org/title/46/item/9844, accessed on April 19, 2024.
United States. Bureau of Economic Analysis. "April 1992," Survey of Current Business (April 1992). https://fraser.stlouisfed.org/title/46/item/9844, accessed on April 19, 2024.