Board of Governors of the Federal Reserve System (U.S.), 1935-. "Monetary and credit aggregates and interest rates," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "1974-1978," Annual Statistical Digest (January 1980) : 11-13. https://fraser.stlouisfed.org/title/7/item/23505/toc/133533 , accessed on May 4, 2024.