Industry and Industry-Classified Product Indexes Deleted from the Producer Price Index
United States. Bureau of Labor Statistics. "Industry and Industry-Classified Product Indexes Deleted from the Producer Price Index," in United States. Bureau of Labor Statistics. "January 1999," PPI Detailed Report (January 1999) : 197-202. https://fraser.stlouisfed.org/title/63/item/21759/toc/62285 , accessed on April 25, 2024.