Board of Governors of the Federal Reserve System (U.S.). Division of Research and Statistics. "Fourth Quarter 1989," E.15 Agricultural Finance Databook (1989-10-01). https://fraser.stlouisfed.org/title/1279/item/50943, accessed on April 23, 2024.
Board of Governors of the Federal Reserve System (U.S.). Division of Research and Statistics. "Fourth Quarter 1989," E.15 Agricultural Finance Databook (1989-10-01). https://fraser.stlouisfed.org/title/1279/item/50943, accessed on April 23, 2024.