Board of Governors of the Federal Reserve System (U.S.), 1935-. "Corporate Profits and Their Distribution," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "1972-1976," Annual Statistical Digest (December 1977) : 182-182. https://fraser.stlouisfed.org/title/7/item/23503/toc/117660 , accessed on May 21, 2024.