Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Wholesale Prices: Detail," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "March 1972," Federal Reserve Bulletin (March 1972) : 195-195. https://fraser.stlouisfed.org/title/62/item/21447/toc/35456 , accessed on April 23, 2024.