United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "July 2016," PPI Detailed Report (July 2016) : 2-2. https://fraser.stlouisfed.org/title/63/item/533205/toc/518257 , accessed on March 28, 2024.
United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "July 2016," PPI Detailed Report (July 2016) : 2-2. https://fraser.stlouisfed.org/title/63/item/533205/toc/518257 , accessed on March 28, 2024.