United States. Bureau of Economic Analysis. "Personal Income and Outlays: September 2008 : Highlights: Consumer Spending Declines in September, BEA 08-49," Bureau of Economic Analysis (BEA) News Releases (October 31, 2008). https://fraser.stlouisfed.org/title/6148/item/600480/content/pdf/bea_newsreleases_20081031_release-highlights--pdf, accessed on July 14, 2025.