Board of Governors of the Federal Reserve System (U.S.), 1935-. "July 15, 1965," G.12.3 Industrial Production (1965-07-15). https://fraser.stlouisfed.org/title/55/item/59571, accessed on April 21, 2024.
Board of Governors of the Federal Reserve System (U.S.), 1935-. "July 15, 1965," G.12.3 Industrial Production (1965-07-15). https://fraser.stlouisfed.org/title/55/item/59571, accessed on April 21, 2024.