United States. Bureau of the Census. "Consumers' Prices," in United States. Bureau of the Census. "May 1978," Business Conditions Digest (May 1978) : 99-100. https://fraser.stlouisfed.org/title/43/item/7381/toc/226227 , accessed on April 24, 2024.
United States. Bureau of the Census. "Consumers' Prices," in United States. Bureau of the Census. "May 1978," Business Conditions Digest (May 1978) : 99-100. https://fraser.stlouisfed.org/title/43/item/7381/toc/226227 , accessed on April 24, 2024.