U.S. International Investment Position: First Quarter 2018, Year 2017, and Annual Update : Tables, BEA 18-30
United States. Department of Commerce. "U.S. International Investment Position: First Quarter 2018, Year 2017, and Annual Update : Tables, BEA 18-30," United States Department of Commerce News (June 27, 2018). https://fraser.stlouisfed.org/title/6148/item/602638/content/xlsx/bea_newsreleases_20180627_tables-only, accessed on June 2, 2026.