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 2012," PPI Detailed Report (January 2012) : 199-201. https://fraser.stlouisfed.org/title/63/item/21914/toc/174870 , accessed on May 9, 2024.