Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Summary of Credit Market Debt Outstanding," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "January 1999," Federal Reserve Bulletin (January 1999) : 123-123. https://fraser.stlouisfed.org/title/62/item/20920/toc/346246 , accessed on April 26, 2024.