Board of Governors of the Federal Reserve System (U.S.), 1935-. "Installment Credit - Total Outstanding and Net Change," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "1990," Annual Statistical Digest (November 1991) : 69-69. https://fraser.stlouisfed.org/title/7/item/23496/toc/252110 , accessed on April 24, 2024.