United States. Bureau of the Census. "Stock Prices," in United States. Bureau of the Census. "October 1977," Business Conditions Digest (October 1977) : 100-100. https://fraser.stlouisfed.org/title/43/item/7374/toc/392211 , accessed on May 11, 2024.
United States. Bureau of the Census. "Stock Prices," in United States. Bureau of the Census. "October 1977," Business Conditions Digest (October 1977) : 100-100. https://fraser.stlouisfed.org/title/43/item/7374/toc/392211 , accessed on May 11, 2024.