United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "August 2005," PPI Detailed Report (August 2005) : 3-4. https://fraser.stlouisfed.org/title/63/item/21838/toc/306775 , accessed on April 19, 2024.
United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "August 2005," PPI Detailed Report (August 2005) : 3-4. https://fraser.stlouisfed.org/title/63/item/21838/toc/306775 , accessed on April 19, 2024.