United States. Bureau of the Census. "Stock Prices," in United States. Bureau of the Census. "April 1988," Business Conditions Digest (April 1988) : 102-102. https://fraser.stlouisfed.org/title/43/item/7500/toc/188315 , accessed on June 29, 2024.
United States. Bureau of the Census. "Stock Prices," in United States. Bureau of the Census. "April 1988," Business Conditions Digest (April 1988) : 102-102. https://fraser.stlouisfed.org/title/43/item/7500/toc/188315 , accessed on June 29, 2024.