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. "April 1989," PPI Detailed Report (April 1989) : 12-12. https://fraser.stlouisfed.org/title/63/item/21645/toc/234401 , accessed on April 17, 2024.