United States. Bureau of Labor Statistics. "National Compensation Survey: Kalamazoo-Battle Creek, MI, October 2001 : Bulletin of the United States Bureau of Labor Statistics, No. 3110-60," National Compensation Survey (Wages and Salaries) (June 2002). https://fraser.stlouisfed.org/title/6009/item/582582, accessed on September 12, 2024.