Hutton, Winfield. "Autos Shift Gears," in Federal Reserve Bank of Atlanta. "June 1960," Economic Review (Federal Reserve Bank of Atlanta) (June 1960) : 6-6. https://fraser.stlouisfed.org/title/884/item/34623/toc/285694 , accessed on April 25, 2024.
Hutton, Winfield. "Autos Shift Gears," in Federal Reserve Bank of Atlanta. "June 1960," Economic Review (Federal Reserve Bank of Atlanta) (June 1960) : 6-6. https://fraser.stlouisfed.org/title/884/item/34623/toc/285694 , accessed on April 25, 2024.