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. "October 1990," PPI Detailed Report (October 1990) : 15-144. https://fraser.stlouisfed.org/title/63/item/21660/toc/327455 , accessed on April 23, 2024.