Occupational Wage Survey: Des Moines, Iowa, February 1962 : Bulletin of the United States Bureau of Labor Statistics, No. 1303-42
United States. Bureau of Labor Statistics. "Occupational Wage Survey: Des Moines, Iowa, February 1962 : Bulletin of the United States Bureau of Labor Statistics, No. 1303-42," Occupational Wage Survey (1962). https://fraser.stlouisfed.org/title/4510/item/497618, accessed on April 19, 2024.