United States. Bureau of the Census. "Title Page," in United States. Bureau of the Census. "November 1989," Business Conditions Digest (November 1989) : 2-2. https://fraser.stlouisfed.org/title/43/item/7519/toc/404780 , accessed on March 28, 2024.
United States. Bureau of the Census. "Title Page," in United States. Bureau of the Census. "November 1989," Business Conditions Digest (November 1989) : 2-2. https://fraser.stlouisfed.org/title/43/item/7519/toc/404780 , accessed on March 28, 2024.