Board of Governors of the Federal Reserve System (U.S.), 1935-. "Gross public debt of the U.S. Treasury-Types and ownership," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "1983," Annual Statistical Digest (October 1984) : 106-106. https://fraser.stlouisfed.org/title/7/item/23510/toc/319276 , accessed on April 19, 2024.