United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "June 2014," PPI Detailed Report (June 2014) : 9-12. https://fraser.stlouisfed.org/title/63/item/21943/toc/335217 , accessed on April 19, 2024.
United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "June 2014," PPI Detailed Report (June 2014) : 9-12. https://fraser.stlouisfed.org/title/63/item/21943/toc/335217 , accessed on April 19, 2024.