United States. Bureau of Labor Statistics. "August 2003," PPI Detailed Report (August 2003). https://fraser.stlouisfed.org/title/63/item/21814, accessed on April 19, 2024.
United States. Bureau of Labor Statistics. "August 2003," PPI Detailed Report (August 2003). https://fraser.stlouisfed.org/title/63/item/21814, accessed on April 19, 2024.