United States. Bureau of the Budget and United States. Office of Management and Budget. "Part I. Summary Tables," in United States. Bureau of the Budget and United States. Office of Management and Budget. "Fiscal Year Ending June 30, 1959," Budget of the United States Government (January 13, 1958) : 57-59. https://fraser.stlouisfed.org/title/54/item/19012/toc/129278 , accessed on May 12, 2024.