Board of Governors of the Federal Reserve System (U.S.), 1935-. "Electric Power Use by Industries, Seasonally Adjusted Indexes," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "November 15, 1979," G.12.3 Industrial Production (1979-11-15) : 17-17. https://fraser.stlouisfed.org/title/55/item/59625/toc/470699 , accessed on April 17, 2024.