United States. Department of the Treasury. "Revision of Tax Policy, January 10, 1952," in United States. Department of the Treasury. "Volume 91," Press Releases of the United States Department of the Treasury (January 3, 1952 - March 28, 1952) : 29-31. https://fraser.stlouisfed.org/title/6111/item/586934/toc/563676 , accessed on July 11, 2024.