United States. Bureau of the Census. "Stock Prices," in United States. Bureau of the Census. "July 1978," Business Conditions Digest (July 1978) : 102-102. https://fraser.stlouisfed.org/title/43/item/7383/toc/333806 , accessed on April 24, 2024.
United States. Bureau of the Census. "Stock Prices," in United States. Bureau of the Census. "July 1978," Business Conditions Digest (July 1978) : 102-102. https://fraser.stlouisfed.org/title/43/item/7383/toc/333806 , accessed on April 24, 2024.