United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "May 2004," PPI Detailed Report (May 2004) : 10-12. https://fraser.stlouisfed.org/title/63/item/21823/toc/299250 , accessed on March 29, 2024.
United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "May 2004," PPI Detailed Report (May 2004) : 10-12. https://fraser.stlouisfed.org/title/63/item/21823/toc/299250 , accessed on March 29, 2024.