United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "August 1995," PPI Detailed Report (August 1995) : 3-4. https://fraser.stlouisfed.org/title/63/item/21719/toc/304916 , accessed on April 18, 2024.
United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "August 1995," PPI Detailed Report (August 1995) : 3-4. https://fraser.stlouisfed.org/title/63/item/21719/toc/304916 , accessed on April 18, 2024.