United States. Bureau of Economic Analysis. "Personal Income and Outlays: May 2013 : Highlights: Consumer Spending Turns Up in May, BEA 13-31," Bureau of Economic Analysis (BEA) News Releases (June 27, 2013). https://fraser.stlouisfed.org/title/6148/item/601554/content/pdf/bea_newsreleases_20130627_release-highlights, accessed on June 22, 2025.