United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "August 2003," PPI Detailed Report (August 2003) : 10-12. https://fraser.stlouisfed.org/title/63/item/21814/toc/332925 , accessed on May 7, 2024.
United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "August 2003," PPI Detailed Report (August 2003) : 10-12. https://fraser.stlouisfed.org/title/63/item/21814/toc/332925 , accessed on May 7, 2024.