Guide to Industry and Foreign Trade Classifications for International Surveys
United States. Department of Commerce and United States. Bureau of Economic Analysis. "Guide to Industry and Foreign Trade Classifications for International Surveys," in United States. Department of Commerce and United States. Bureau of Economic Analysis. "1994 Benchmark Survey, Final results" in U.S. Direct Investment Abroad : Benchmark Survey, Final Results (May 1998) : 417-440. https://fraser.stlouisfed.org/title/336/item/6342/toc/341985 , accessed on March 29, 2024.