United States. Bureau of the Budget and United States. Office of Management and Budget. "General Accounting Office Preferred Presentation," in United States. Bureau of the Budget and United States. Office of Management and Budget. "Fiscal Year 1993," Budget of the United States Government (January 29, 1992) : 53-54. https://fraser.stlouisfed.org/title/54/item/19043/content/pdf/bus_1993_sec4/toc/35316 , accessed on April 24, 2024.