Producer Price Indexes and Percent Changes for Net Output of Industry, by Stage of Process
United States. Bureau of Labor Statistics. "Producer Price Indexes and Percent Changes for Net Output of Industry, by Stage of Process," in United States. Bureau of Labor Statistics. "December 1990," PPI Detailed Report (December 1990) : 200-200. https://fraser.stlouisfed.org/title/63/item/21663/toc/397866 , accessed on March 28, 2024.