Board of Governors of the Federal Reserve System (U.S.), 1935-. "Federally Sponsored Credit Agencies, Unadjusted Net Flows," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "November 29, 1977," Z.1 Financial Accounts of the United States (1977-11-29) : 21-21. https://fraser.stlouisfed.org/title/93/item/69086/toc/478183 , accessed on April 23, 2024.