United States. Bureau of Labor Statistics. "Price Movements," in United States. Bureau of Labor Statistics. "July 1993," PPI Detailed Report (July 1993) : 5-7. https://fraser.stlouisfed.org/title/63/item/21693/toc/67060 , accessed on April 25, 2024.
United States. Bureau of Labor Statistics. "Price Movements," in United States. Bureau of Labor Statistics. "July 1993," PPI Detailed Report (July 1993) : 5-7. https://fraser.stlouisfed.org/title/63/item/21693/toc/67060 , accessed on April 25, 2024.