Board of Governors of the Federal Reserve System (U.S.), 1935-. "March 14, 1956," G.8 Index Numbers of Wholesale Prices (March 14, 1956). https://fraser.stlouisfed.org/title/3936/item/528994, accessed on April 17, 2024.
Board of Governors of the Federal Reserve System (U.S.), 1935-. "March 14, 1956," G.8 Index Numbers of Wholesale Prices (March 14, 1956). https://fraser.stlouisfed.org/title/3936/item/528994, accessed on April 17, 2024.