United States. Bureau of the Census. "June 1983," Business Conditions Digest (June 1983). https://fraser.stlouisfed.org/title/43/item/7442, accessed on April 23, 2024.
United States. Bureau of the Census. "June 1983," Business Conditions Digest (June 1983). https://fraser.stlouisfed.org/title/43/item/7442, accessed on April 23, 2024.