John R. Petty to the Canadian Tax Foundation 21st Annual Conference, Toronto, Canada (BORDER TAX ADJUSTMENTS AND THE GENERAL AGREEMENT ON TARIFFS), November 20, 1968
United States. Department of the Treasury. "John R. Petty to the Canadian Tax Foundation 21st Annual Conference, Toronto, Canada (BORDER TAX ADJUSTMENTS AND THE GENERAL AGREEMENT ON TARIFFS), November 20, 1968," in United States. Department of the Treasury. "Volume 163," Press Releases of the United States Department of the Treasury (October 1, 1968 - January 20, 1969) : 309-340. https://fraser.stlouisfed.org/title/6111/item/587006/toc/541225 , accessed on June 23, 2024.