United States. Department of Commerce. "U.S. International Trade in Goods and Services, October 2010, BEA 10-56, CB 10-185, FT-900 (10-10),"
United States Department of Commerce News
(December 10, 2010).
https://fraser.stlouisfed.org/title/6148/item/601187, accessed on June 13, 2026.