United States. Bureau of Economic Analysis. "Gross National Product: Third Quarter 1986 (Revised), Corporate Profits: Third Quarter 1986 (Revised), BEA 86-58,"
Bureau of Economic Analysis (BEA) News Releases
(December 17, 1986).
https://fraser.stlouisfed.org/title/6148/item/596626, accessed on May 21, 2025.