Board of Governors of the Federal Reserve System (U.S.), 1935-. "September 29, 1989," G.5 Foreign Exchange Rates (1989-09-29). https://fraser.stlouisfed.org/title/1281/item/51105, accessed on April 24, 2024.
Board of Governors of the Federal Reserve System (U.S.), 1935-. "September 29, 1989," G.5 Foreign Exchange Rates (1989-09-29). https://fraser.stlouisfed.org/title/1281/item/51105, accessed on April 24, 2024.