Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Gross National Product and Income," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "March 1978," Federal Reserve Bulletin (March 1978) : 158-158. https://fraser.stlouisfed.org/title/62/item/20439/toc/65340 , accessed on June 23, 2024.