Selected Business Indexes
Board of Governors of the Federal Reserve System (U.S.), 1935-. "Selected Business Indexes," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "1971-1975," Annual Statistical Digest (October 1976) : 192-192. https://fraser.stlouisfed.org/title/7/item/23513/toc/413696 , accessed on April 21, 2024.