United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "July 2010," PPI Detailed Report (July 2010) : 2-3. https://fraser.stlouisfed.org/title/63/item/21896/toc/350134 , accessed on March 28, 2024.
United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "July 2010," PPI Detailed Report (July 2010) : 2-3. https://fraser.stlouisfed.org/title/63/item/21896/toc/350134 , accessed on March 28, 2024.