National Compensation Survey: Iowa City, IA, August 2002 : Bulletin of the United States Bureau of Labor Statistics, No. 3115-34
United States. Bureau of Labor Statistics. "National Compensation Survey: Iowa City, IA, August 2002 : Bulletin of the United States Bureau of Labor Statistics, No. 3115-34," National Compensation Survey (Wages and Salaries) (December 2002). https://fraser.stlouisfed.org/title/6009/item/582635, accessed on May 5, 2024.
United States Bureau of Labor Statistics