Board of Governors of the Federal Reserve System (U.S.), 1935-. "Credit Market Debt Outstanding, Year End Levels," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "September 23, 1985 : Annual Revisions," Z.1 Financial Accounts of the United States (1985-09-23) : 75-75. https://fraser.stlouisfed.org/title/93/item/69123/toc/482366 , accessed on April 25, 2024.