United States. Bureau of the Census. "Title Page," in United States. Bureau of the Census. "July 1983," Business Conditions Digest (July 1983) : 2-2. https://fraser.stlouisfed.org/title/43/item/7443/toc/376720 , accessed on April 24, 2024.
United States. Bureau of the Census. "Title Page," in United States. Bureau of the Census. "July 1983," Business Conditions Digest (July 1983) : 2-2. https://fraser.stlouisfed.org/title/43/item/7443/toc/376720 , accessed on April 24, 2024.