Producer Price Indexes for the Net Output of Selected Industries and Products
United States. Bureau of Labor Statistics. "Producer Price Indexes for the Net Output of Selected Industries and Products," in United States. Bureau of Labor Statistics. "June 1989," PPI Detailed Report (June 1989) : 15-139. https://fraser.stlouisfed.org/title/63/item/21646/toc/366014 , accessed on April 19, 2024.