United States. Bureau of Economic Analysis. "Local Area Personal Income, 2013 : Highlights: Local Area Personal Income: 2013, BEA 14-58," Bureau of Economic Analysis (BEA) News Releases (November 20, 2014). https://fraser.stlouisfed.org/title/6148/item/602137/content/pdf/bea_newsreleases_20141120_highlights, accessed on March 17, 2025.