United States. Bureau of the Census. "Title Page," in United States. Bureau of the Census. "September 1985," Business Conditions Digest (September 1985) : 2-2. https://fraser.stlouisfed.org/title/43/item/7469/toc/310900 , accessed on April 23, 2024.
United States. Bureau of the Census. "Title Page," in United States. Bureau of the Census. "September 1985," Business Conditions Digest (September 1985) : 2-2. https://fraser.stlouisfed.org/title/43/item/7469/toc/310900 , accessed on April 23, 2024.