Board of Governors of the Federal Reserve System (U.S.), 1935-. "Selected Interest Rates (Weeks Ending Wednesdays)," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "January 23, 1989," H.15 Selected Interest Rates (1989-01-23) : 2-2. https://fraser.stlouisfed.org/title/86/item/67664/toc/463958 , accessed on April 25, 2024.