Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Guide to Tabular Presentation and Statistical Releases," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "December 1977," Federal Reserve Bulletin (December 1977) : 197-197. https://fraser.stlouisfed.org/title/62/item/20436/toc/310643 , accessed on April 23, 2024.