United States. Bureau of the Census. "Money and Credit," in United States. Bureau of the Census. "April 1969," Business Conditions Digest (April 1969) : 36-39. https://fraser.stlouisfed.org/title/43/item/7529/toc/216893 , accessed on April 25, 2024.
United States. Bureau of the Census. "Money and Credit," in United States. Bureau of the Census. "April 1969," Business Conditions Digest (April 1969) : 36-39. https://fraser.stlouisfed.org/title/43/item/7529/toc/216893 , accessed on April 25, 2024.