Board of Governors of the Federal Reserve System (U.S.), 1935-. "Federally Sponsored Credit Agencies and Mortgage Pools, Unadjusted Net Flows," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "September 5, 1984 : Annual Revisions," Z.1 Financial Accounts of the United States (1984-09-05) : 24-24. https://fraser.stlouisfed.org/title/93/item/69124/toc/477313 , accessed on June 21, 2024.