United States. Bureau of Labor Statistics. Division of Occupational Outlook. "Employee Earnings in Retail Trade in October 1956, Automotive Dealers and Gasoline Service Stations; Franchised Motor Vehicle Dealers, Gasoline Service Stations : Bulletin of the United States Bureau of Labor Statistics, No. 1220-4," Employee Earnings in Retail Trade (July 1957). https://fraser.stlouisfed.org/title/4568/item/495720, accessed on August 29, 2024.