Board of Governors of the Federal Reserve System (U.S.), 1935-. "Total Nonfarm Business Expenditures on New Plant and Equipment," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "1983," Annual Statistical Digest (October 1984) : 118-118. https://fraser.stlouisfed.org/title/7/item/23510/toc/319284 , accessed on May 3, 2024.