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. "December 1998," PPI Detailed Report (December 1998) : 15-145. https://fraser.stlouisfed.org/title/63/item/21758/toc/156821 , accessed on April 25, 2024.