Board of Governors of the Federal Reserve System (U.S.), 1935-. "Industry Subtotals and Individual Series, Not Seasonally Adjusted," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "January 14, 1983," G.12.3 Industrial Production (1983-01-14) : 11-11. https://fraser.stlouisfed.org/title/55/item/59663/toc/472523 , accessed on May 2, 2024.