United States. Bureau of Labor Statistics. "October 2003," PPI Detailed Report (October 2003). https://fraser.stlouisfed.org/title/63/item/21816, accessed on April 18, 2024.
United States. Bureau of Labor Statistics. "October 2003," PPI Detailed Report (October 2003). https://fraser.stlouisfed.org/title/63/item/21816, accessed on April 18, 2024.