United States. Department of Commerce. "Gross National Product: Third Quarter 1983 (Flash Estimate), Second Quarter 1983 (Revised) | Corporate Profits: Second Quarter 1983 (Revised), BEA 83-52,"
United States Department of Commerce News
(September 21, 1983).
https://fraser.stlouisfed.org/title/6148/item/596278, accessed on June 1, 2026.