United States. Bureau of the Census. "Rates of Change," in United States. Bureau of the Census. "July 1988," Business Conditions Digest (July 1988) : 47-47. https://fraser.stlouisfed.org/title/43/item/7503/toc/420497 , accessed on May 9, 2024.
United States. Bureau of the Census. "Rates of Change," in United States. Bureau of the Census. "July 1988," Business Conditions Digest (July 1988) : 47-47. https://fraser.stlouisfed.org/title/43/item/7503/toc/420497 , accessed on May 9, 2024.