Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "U.S. Balance of Payments," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "March 1969," Federal Reserve Bulletin (March 1969) : 185-186. https://fraser.stlouisfed.org/title/62/item/21411/toc/345470 , accessed on April 17, 2024.