Board of Governors of the Federal Reserve System (U.S.), 1935-. "Trade Credit, Unadjusted Net Flows," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "March 10, 1989," Z.1 Financial Accounts of the United States (1989-03-10) : 65-65. https://fraser.stlouisfed.org/title/93/item/69113/toc/476306 , accessed on March 29, 2024.