United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "August 2017," PPI Detailed Report (August 2017) : 10-13. https://fraser.stlouisfed.org/title/63/item/574072/toc/523882 , accessed on April 25, 2024.
United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "August 2017," PPI Detailed Report (August 2017) : 10-13. https://fraser.stlouisfed.org/title/63/item/574072/toc/523882 , accessed on April 25, 2024.