Board of Governors of the Federal Reserve System (U.S.), 1935-. "Multi - Family Residential Mortgages, Unadjusted Net Flows," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "November 13, 1978," Z.1 Financial Accounts of the United States (1978-11-13) : 45-45. https://fraser.stlouisfed.org/title/93/item/69145/toc/479397 , accessed on December 9, 2023.