United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "July 2013," PPI Detailed Report (July 2013) : 10-12. https://fraser.stlouisfed.org/title/63/item/21932/toc/321409 , accessed on April 28, 2024.
United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "July 2013," PPI Detailed Report (July 2013) : 10-12. https://fraser.stlouisfed.org/title/63/item/21932/toc/321409 , accessed on April 28, 2024.