United States. Bureau of the Census. "Stock Prices," in United States. Bureau of the Census. "January 1972," Business Conditions Digest (January 1972) : 103-103. https://fraser.stlouisfed.org/title/43/item/7562/toc/81100 , accessed on May 4, 2024.
United States. Bureau of the Census. "Stock Prices," in United States. Bureau of the Census. "January 1972," Business Conditions Digest (January 1972) : 103-103. https://fraser.stlouisfed.org/title/43/item/7562/toc/81100 , accessed on May 4, 2024.