U.S. International Trade in Goods and Services: Annual Update, BEA 18-27, CB 18-82
United States. Bureau of Economic Analysis. "U.S. International Trade in Goods and Services: Annual Update, BEA 18-27, CB 18-82," Bureau of Economic Analysis (BEA) News Releases (June 6, 2018). https://fraser.stlouisfed.org/title/6148/item/602635, accessed on May 21, 2024.