United States. Bureau of the Census. "Title Page," in United States. Bureau of the Census. "April 1985," Business Conditions Digest (April 1985) : 2-2. https://fraser.stlouisfed.org/title/43/item/7464/toc/248551 , accessed on April 24, 2024.
United States. Bureau of the Census. "Title Page," in United States. Bureau of the Census. "April 1985," Business Conditions Digest (April 1985) : 2-2. https://fraser.stlouisfed.org/title/43/item/7464/toc/248551 , accessed on April 24, 2024.