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-. "April 17, 1989," H.15 Selected Interest Rates (1989-04-17) : 2-2. https://fraser.stlouisfed.org/title/86/item/67858/toc/463986 , accessed on May 2, 2024.