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. "May 1991," PPI Detailed Report (May 1991) : 12-12. https://fraser.stlouisfed.org/title/63/item/21667/toc/396462 , accessed on May 2, 2024.