United States. Bureau of Economic Analysis. "September 2003," Survey of Current Business (September 2003). https://fraser.stlouisfed.org/title/46/item/10135, accessed on March 19, 2024.
United States. Bureau of Economic Analysis. "September 2003," Survey of Current Business (September 2003). https://fraser.stlouisfed.org/title/46/item/10135, accessed on March 19, 2024.