United States. Bureau of Labor Statistics. "Price Movements," in United States. Bureau of Labor Statistics. "March 1983," PPI Detailed Report (March 1983) : 4-5. https://fraser.stlouisfed.org/title/63/item/21568/toc/427617 , accessed on May 8, 2024.
United States. Bureau of Labor Statistics. "Price Movements," in United States. Bureau of Labor Statistics. "March 1983," PPI Detailed Report (March 1983) : 4-5. https://fraser.stlouisfed.org/title/63/item/21568/toc/427617 , accessed on May 8, 2024.