United States. Bureau of the Census. "Saving (chart)," in United States. Bureau of the Census. "May 1981," Business Conditions Digest (May 1981) : 52-52. https://fraser.stlouisfed.org/title/43/item/7417/toc/359003 , accessed on April 24, 2024.
United States. Bureau of the Census. "Saving (chart)," in United States. Bureau of the Census. "May 1981," Business Conditions Digest (May 1981) : 52-52. https://fraser.stlouisfed.org/title/43/item/7417/toc/359003 , accessed on April 24, 2024.