United States. Bureau of the Census. "Stock Prices," in United States. Bureau of the Census. "October 1989," Business Conditions Digest (October 1989) : 104-104. https://fraser.stlouisfed.org/title/43/item/7518/toc/370579 , accessed on May 1, 2024.
United States. Bureau of the Census. "Stock Prices," in United States. Bureau of the Census. "October 1989," Business Conditions Digest (October 1989) : 104-104. https://fraser.stlouisfed.org/title/43/item/7518/toc/370579 , accessed on May 1, 2024.