United States. Bureau of Economic Analysis. "Total Tourism-Related Sales Grew 5.1 Percent in Third Quarter 2005 : Total Tourism-Related Employment Up 1.7 Percent in Second Quarter, BEA 05-55,"
Bureau of Economic Analysis (BEA) News Releases
(December 19, 2005).
https://fraser.stlouisfed.org/title/6148/item/598008, accessed on July 15, 2025.