Price Indexes and Percent Changes for Total Railroad Freight and Selected STCC Groups
United States. Bureau of Labor Statistics. "Price Indexes and Percent Changes for Total Railroad Freight and Selected STCC Groups," in United States. Bureau of Labor Statistics. "December 1982," PPI Detailed Report (December 1982) : 117-117. https://fraser.stlouisfed.org/title/63/item/21565/toc/227952 , accessed on April 18, 2024.