United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "January 1984," PPI Detailed Report (January 1984) : 3-3. https://fraser.stlouisfed.org/title/63/item/21578/toc/218458 , accessed on March 19, 2024.
United States. Bureau of Labor Statistics. "Contents," in United States. Bureau of Labor Statistics. "January 1984," PPI Detailed Report (January 1984) : 3-3. https://fraser.stlouisfed.org/title/63/item/21578/toc/218458 , accessed on March 19, 2024.