United States. Bureau of the Census. "Price Movements," in United States. Bureau of the Census. "March 1988," Business Conditions Digest (March 1988) : 90-92. https://fraser.stlouisfed.org/title/43/item/7499/toc/346657 , accessed on May 9, 2024.
United States. Bureau of the Census. "Price Movements," in United States. Bureau of the Census. "March 1988," Business Conditions Digest (March 1988) : 90-92. https://fraser.stlouisfed.org/title/43/item/7499/toc/346657 , accessed on May 9, 2024.