Board of Governors of the Federal Reserve System (U.S.), 1935-. "Selected Interest Rates," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "September 14, 1981," H.15 Selected Interest Rates (1981-09-14) : 1-1. https://fraser.stlouisfed.org/title/86/item/67372/toc/463112 , accessed on May 23, 2024.