Board of Governors of the Federal Reserve System (U.S.), 1935-. "September 16, 1964," G.12.3 Industrial Production (1964-09-16). https://fraser.stlouisfed.org/title/55/item/59550, accessed on April 26, 2024.
Board of Governors of the Federal Reserve System (U.S.), 1935-. "September 16, 1964," G.12.3 Industrial Production (1964-09-16). https://fraser.stlouisfed.org/title/55/item/59550, accessed on April 26, 2024.