United States. Bureau of the Census. "Leading Indicators," in United States. Bureau of the Census. "July 1976," Business Conditions Digest (July 1976) : 69-69. https://fraser.stlouisfed.org/title/43/item/7359/toc/244130 , accessed on March 29, 2024.
United States. Bureau of the Census. "Leading Indicators," in United States. Bureau of the Census. "July 1976," Business Conditions Digest (July 1976) : 69-69. https://fraser.stlouisfed.org/title/43/item/7359/toc/244130 , accessed on March 29, 2024.