Federal Reserve Bank of New York. "9555. Elimination of DIDC Telephone Recording Service," Federal Reserve Bank of New York Circulars (September 26, 1983). https://fraser.stlouisfed.org/title/466/item/522835, accessed on April 25, 2024.
Federal Reserve Bank of New York. "9555. Elimination of DIDC Telephone Recording Service," Federal Reserve Bank of New York Circulars (September 26, 1983). https://fraser.stlouisfed.org/title/466/item/522835, accessed on April 25, 2024.