Producer Price Indexes for Net Output of Selected Industries and Industry Groups
United States. Bureau of Labor Statistics. "Producer Price Indexes for Net Output of Selected Industries and Industry Groups," in United States. Bureau of Labor Statistics. "March 2015," PPI Detailed Report (March 2015) : 91-92. https://fraser.stlouisfed.org/title/63/item/492619/toc/504739 , accessed on April 26, 2024.