United States. Bureau of Economic Analysis. "Second Quarter 1976 : Corporate Profits, Revised Gross National Product (GNP), Revised Gross Domestic Product (GDP), BEA 76-58,"
Bureau of Economic Analysis (BEA) News Releases
(August 19, 1976).
https://fraser.stlouisfed.org/title/6148/item/595576, accessed on March 17, 2025.
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