United States. Bureau of Economic Analysis. "Gross Domestic Product: Second Quarter 1993 (Final) | Corporate Profits: Second Quarter 1993 (Revised), BEA 93-43,"
Bureau of Economic Analysis (BEA) News Releases
(September 29, 1993).
https://fraser.stlouisfed.org/title/6148/item/597344, accessed on July 17, 2025.