Producer Price Indexes and Percent Changes for Net Material Inputs to Industry Stage of Process and Final Demand
United States. Bureau of Labor Statistics. "Producer Price Indexes and Percent Changes for Net Material Inputs to Industry Stage of Process and Final Demand," in United States. Bureau of Labor Statistics. "December 1988," PPI Detailed Report (December 1988) : 196-196. https://fraser.stlouisfed.org/title/63/item/21637/toc/231956 , accessed on May 13, 2024.