Gross Domestic Product, Fourth Quarter and Year 2019 (Second Estimate) : Tables: Key Source Data and Assumptions for Gross Domestic Product, BEA 20-07
United States. Bureau of Economic Analysis. "Gross Domestic Product, Fourth Quarter and Year 2019 (Second Estimate) : Tables: Key Source Data and Assumptions for Gross Domestic Product, BEA 20-07," Bureau of Economic Analysis (BEA) News Releases (February 27, 2020). https://fraser.stlouisfed.org/title/6148/item/602882/content/xlsx/bea_newsreleases_20200227_key-source-data-and-assumptions, accessed on March 21, 2025.