United States. Bureau of the Census. "Contents," in United States. Bureau of the Census. "August 1964," Business Conditions Digest (August 1964) : 5-6. https://fraser.stlouisfed.org/title/43/item/7206/toc/348290 , accessed on May 1, 2024.
United States. Bureau of the Census. "Contents," in United States. Bureau of the Census. "August 1964," Business Conditions Digest (August 1964) : 5-6. https://fraser.stlouisfed.org/title/43/item/7206/toc/348290 , accessed on May 1, 2024.