Board of Governors of the Federal Reserve System (U.S.), 1935-. "Flow of Funds Accounts - Financial Assets and Liabilities," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "1980," Annual Statistical Digest (November 1981) : 122-125. https://fraser.stlouisfed.org/title/7/item/23507/toc/300816 , accessed on April 19, 2024.