United States. Bureau of Economic Analysis. "June 2008," Survey of Current Business (June 2008). https://fraser.stlouisfed.org/title/46/item/10192, accessed on April 19, 2024.
United States. Bureau of Economic Analysis. "June 2008," Survey of Current Business (June 2008). https://fraser.stlouisfed.org/title/46/item/10192, accessed on April 19, 2024.