United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "July 2000," PPI Detailed Report (July 2000) : 8-10. https://fraser.stlouisfed.org/title/63/item/21777/toc/227520 , accessed on April 18, 2024.
United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "July 2000," PPI Detailed Report (July 2000) : 8-10. https://fraser.stlouisfed.org/title/63/item/21777/toc/227520 , accessed on April 18, 2024.