Board of Governors of the Federal Reserve System (U.S.), 1935-. "December 19, 1989," H.10 Foreign Exchange Rates (1989-12-19). https://fraser.stlouisfed.org/title/1286/item/51954, accessed on April 18, 2024.
Board of Governors of the Federal Reserve System (U.S.), 1935-. "December 19, 1989," H.10 Foreign Exchange Rates (1989-12-19). https://fraser.stlouisfed.org/title/1286/item/51954, accessed on April 18, 2024.