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 1993," PPI Detailed Report (October 1993) : 157-200. https://fraser.stlouisfed.org/title/63/item/21696/toc/170932 , accessed on May 4, 2024.