United States. Bureau of Labor Statistics. "February 2000," PPI Detailed Report (February 2000). https://fraser.stlouisfed.org/title/63/item/21774, accessed on April 19, 2024.
United States. Bureau of Labor Statistics. "February 2000," PPI Detailed Report (February 2000). https://fraser.stlouisfed.org/title/63/item/21774, accessed on April 19, 2024.