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 1998," PPI Detailed Report (July 1998) : 198-202. https://fraser.stlouisfed.org/title/63/item/21753/toc/230593 , accessed on April 19, 2024.