Bowsher, Norman N. (Norman Ned), 1920-. "Extent of the Slowdown," in Federal Reserve Bank of St. Louis. "March 1970," Review (Federal Reserve Bank of St. Louis) (March 1970) : 2-5. https://fraser.stlouisfed.org/title/820/item/23772/toc/499283 , accessed on April 19, 2024.