Board of Governors of the Federal Reserve System (U.S.), 1935-. "Commercial Mortgages, Seasonally Adjusted Annual Rates," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "March 10, 1989," Z.1 Financial Accounts of the United States (1989-03-10) : 60-60. https://fraser.stlouisfed.org/title/93/item/69113/toc/476296 , accessed on March 28, 2024.