United States. Bureau of the Census. "Title Page," in United States. Bureau of the Census. "November 1973," Business Conditions Digest (November 1973) : 2-2. https://fraser.stlouisfed.org/title/43/item/7327/toc/219749 , accessed on April 25, 2024.
United States. Bureau of the Census. "Title Page," in United States. Bureau of the Census. "November 1973," Business Conditions Digest (November 1973) : 2-2. https://fraser.stlouisfed.org/title/43/item/7327/toc/219749 , accessed on April 25, 2024.