United States. Department of Commerce. "U.S. International Trade in Goods and Services: June 2005, CB 05-117, BEA 05-36, FT-900 (05-06),"
United States Department of Commerce News
(August 12, 2005).
https://fraser.stlouisfed.org/title/6148/item/597991, accessed on June 10, 2026.