United States. Bureau of the Census. "January 1989," Business Conditions Digest (January 1989). https://fraser.stlouisfed.org/title/43/item/7509, accessed on March 28, 2024.
United States. Bureau of the Census. "January 1989," Business Conditions Digest (January 1989). https://fraser.stlouisfed.org/title/43/item/7509, accessed on March 28, 2024.