Board of Governors of the Federal Reserve System (U.S.), 1935-. "Flow of Funds Accounts," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "1980," Annual Statistical Digest (November 1981) : 126-131. https://fraser.stlouisfed.org/title/7/item/23507/toc/300817 , accessed on April 23, 2024.