United States. Bureau of Labor Statistics. Division of Occupational Outlook. "Employee Earnings in Retail Trade in October 1956, Building Materials and Farm Equipment Dealers : Bulletin of the United States Bureau of Labor Statistics, No. 1220-1," Employee Earnings in Retail Trade (July 1957). https://fraser.stlouisfed.org/title/4568/item/495717, accessed on November 29, 2024.