Board of Governors of the Federal Reserve System (U.S.), 1935-. "Prime Rate Charged, by Banks on Short-Term Business Loans," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "1980-1989," Annual Statistical Digest (March 1991) : 142-142. https://fraser.stlouisfed.org/title/7/item/23495/toc/414281 , accessed on May 13, 2024.