United States. Bureau of the Budget and United States. Office of Management and Budget. "Special Foreign Currency Program Appropriations - New Obligational Authority," in United States. Bureau of the Budget and United States. Office of Management and Budget. "Fiscal Year Ending June 30, 1966," Budget of the United States Government (January 25, 1965) : 475-475. https://fraser.stlouisfed.org/title/54/item/19019/toc/108438 , accessed on April 19, 2024.