United States. Bureau of Labor Statistics. Division of Occupational Outlook. "Employee Earnings in Retail Trade in October 1956, Food Stores; Grocery Stores : Bulletin of the United States Bureau of Labor Statistics, No. 1220-3," Employee Earnings in Retail Trade (July 1957). https://fraser.stlouisfed.org/title/4568/item/495719, accessed on December 3, 2024.