Producer Price Indexes and Percent Changes for Commodity Groupings and Individual Items
United States. Bureau of Labor Statistics. "Producer Price Indexes and Percent Changes for Commodity Groupings and Individual Items," in United States. Bureau of Labor Statistics. "October 2003," PPI Detailed Report (October 2003) : 121-157. https://fraser.stlouisfed.org/title/63/item/21816/toc/306272 , accessed on March 28, 2024.