Producer Price Indexes for Selected Stage-of-Processing Groupings, Seasonally Adjusted
United States. Bureau of Labor Statistics. "Producer Price Indexes for Selected Stage-of-Processing Groupings, Seasonally Adjusted," in United States. Bureau of Labor Statistics. "July 1991," PPI Detailed Report (July 1991) : 20-20. https://fraser.stlouisfed.org/title/63/item/21669/toc/225830 , accessed on April 19, 2024.