United States. Bureau of the Budget and United States. Office of Management and Budget. "Federal Security Agency," in United States. Bureau of the Budget and United States. Office of Management and Budget. "Fiscal Year Ending June 30, 1954," Budget of the United States Government (January 9, 1953) : 272-335. https://fraser.stlouisfed.org/title/54/item/19007/toc/311588 , accessed on March 28, 2024.