United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "August 1996," PPI Detailed Report (August 1996) : 3-4. https://fraser.stlouisfed.org/title/63/item/21731/toc/41433 , accessed on April 23, 2024.
United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "August 1996," PPI Detailed Report (August 1996) : 3-4. https://fraser.stlouisfed.org/title/63/item/21731/toc/41433 , accessed on April 23, 2024.