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. "December 1987," Federal Reserve Bulletin (December 1987) : 110-110. https://fraser.stlouisfed.org/title/62/item/20787/toc/245033 , accessed on March 28, 2024.