Speech by Dr. William Johnson, Energy Adviser to Deputy Secretary Simon before the Maine Oil and Heating Equipment Dealers Association, Portland, Maine, April 25, 1973
United States. Department of the Treasury. "Speech by Dr. William Johnson, Energy Adviser to Deputy Secretary Simon before the Maine Oil and Heating Equipment Dealers Association, Portland, Maine, April 25, 1973," in United States. Department of the Treasury. "Volume 183," Press Releases of the United States Department of the Treasury (March 1, 1973 - April 30, 1973) : 733-741. https://fraser.stlouisfed.org/title/6111/item/587026/toc/543107 , accessed on June 25, 2024.