Producer Price Indexes for Commodity and Service Groupings and Individual Items
United States. Bureau of Labor Statistics. "Producer Price Indexes for Commodity and Service Groupings and Individual Items," in United States. Bureau of Labor Statistics. "December 2016," PPI Detailed Report (December 2016) : 33-90. https://fraser.stlouisfed.org/title/63/item/536763/toc/519110 , accessed on May 10, 2024.