United States. Bureau of Economic Analysis. "U.S. International Trade in Goods and Services - August 2006, CB 06-149, BEA 06-46, FT-900 (06-08)," Bureau of Economic Analysis (BEA) News Releases (September 29, 2006). https://fraser.stlouisfed.org/title/6148/item/598617, accessed on August 16, 2024.