United States. Bureau of Economic Analysis. "Personal Income And Outlays: November 2017 : Historical Comparisons, BEA 17-70," Bureau of Economic Analysis (BEA) News Releases (December 22, 2017). https://fraser.stlouisfed.org/title/6148/item/602541/content/pdf/bea_newsreleases_20171222_historical-comparison, accessed on March 14, 2025.