United States. Bureau of the Budget and United States. Office of Management and Budget. "Historical Comparison of Budget Receipts and Expenditures by Function," in United States. Bureau of the Budget and United States. Office of Management and Budget. "Fiscal Year Ending June 30, 1962," Budget of the United States Government (January 16, 1961) : 1119-1121. https://fraser.stlouisfed.org/title/54/item/19015/toc/388457 , accessed on April 19, 2024.