United States. Department of Commerce. "Gross Domestic Product, Third Quarter 2019 (Third Estimate) | Corporate Profits, Third Quarter 2019 (Revised Estimate), BEA 19-69,"
United States Department of Commerce News
(December 20, 2019).
https://fraser.stlouisfed.org/title/6148/item/602836, accessed on May 31, 2026.