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. "July 1999," PPI Detailed Report (July 1999) : 190-193. https://fraser.stlouisfed.org/title/63/item/21767/toc/121431 , accessed on May 2, 2024.