United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "October 2014," PPI Detailed Report (October 2014) : 14-17. https://fraser.stlouisfed.org/title/63/item/475831/toc/501109 , accessed on May 14, 2024.
United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "October 2014," PPI Detailed Report (October 2014) : 14-17. https://fraser.stlouisfed.org/title/63/item/475831/toc/501109 , accessed on May 14, 2024.