Board of Governors of the Federal Reserve System (U.S.), 1935-. "April 28, 1989," G.5 Foreign Exchange Rates (1989-04-28). https://fraser.stlouisfed.org/title/1281/item/51027, accessed on April 17, 2024.
Board of Governors of the Federal Reserve System (U.S.), 1935-. "April 28, 1989," G.5 Foreign Exchange Rates (1989-04-28). https://fraser.stlouisfed.org/title/1281/item/51027, accessed on April 17, 2024.