United States. Bureau of Economic Analysis. "Gross Domestic Product: Second Quarter 1997 (Final) | Corporate Profits: Second Quarter 1997 (Revised), BEA 97-31,"
Bureau of Economic Analysis (BEA) News Releases
(September 26, 1997).
https://fraser.stlouisfed.org/title/6148/item/597656, accessed on June 16, 2025.