Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Margin Requirements," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "May 1978," Federal Reserve Bulletin (May 1978) : 101-101. https://fraser.stlouisfed.org/title/62/item/20442/toc/360416 , accessed on April 18, 2024.