Federal Reserve Bank of New York. "First Supplement to Operating Bulletin No. 20," Federal Reserve Bank of New York Circulars (December 18, 1975). https://fraser.stlouisfed.org/title/466/item/476679, accessed on July 11, 2024.
Federal Reserve Bank of New York. "First Supplement to Operating Bulletin No. 20," Federal Reserve Bank of New York Circulars (December 18, 1975). https://fraser.stlouisfed.org/title/466/item/476679, accessed on July 11, 2024.