United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "July 2014," PPI Detailed Report (July 2014) : 12-15. https://fraser.stlouisfed.org/title/63/item/21944/toc/179985 , accessed on May 13, 2024.
United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "July 2014," PPI Detailed Report (July 2014) : 12-15. https://fraser.stlouisfed.org/title/63/item/21944/toc/179985 , accessed on May 13, 2024.