Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Corporate Securities - Net Change in Amounts Outstanding," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "March 1977," Federal Reserve Bulletin (March 1977) : 163-163. https://fraser.stlouisfed.org/title/62/item/20427/toc/81481 , accessed on May 7, 2024.