United States. Department of the Treasury. "Treasury's Weekly Bill Results, August 21, 1978," in United States. Department of the Treasury. "Volume 216," Press Releases of the United States Department of the Treasury (August 1, 1978 - September 15, 1978) : 330-331. https://fraser.stlouisfed.org/title/6111/item/587059/toc/530225 , accessed on May 29, 2023.
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