Occupational Wage Survey: Chicago, Illinois, April 1960 : Bulletin of the United States Bureau of Labor Statistics, No. 1265-45
United States. Bureau of Labor Statistics. "Occupational Wage Survey: Chicago, Illinois, April 1960 : Bulletin of the United States Bureau of Labor Statistics, No. 1265-45," Occupational Wage Survey (July 1960). https://fraser.stlouisfed.org/title/4510/item/495825, accessed on April 25, 2024.