Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Guide to Tabular Presentation, Statistical Releases, and Special Tables," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "April 1989," Federal Reserve Bulletin (April 1989) : 168-168. https://fraser.stlouisfed.org/title/62/item/20803/toc/70407 , accessed on April 18, 2024.