United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "October 2014," PPI Detailed Report (October 2014) : 2-2. https://fraser.stlouisfed.org/title/63/item/475831/toc/501143 , accessed on May 8, 2024.
United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "October 2014," PPI Detailed Report (October 2014) : 2-2. https://fraser.stlouisfed.org/title/63/item/475831/toc/501143 , accessed on May 8, 2024.