United States. Bureau of Labor Statistics. "Occupational Compensation Survey: Pay and Benefits, Omaha, NE-IA, Metropolitan Area, March 1996 : Bulletin of the United States Bureau of Labor Statistics, No. 3085-14," Occupational Compensation Survey: Pay (July 1996). https://fraser.stlouisfed.org/title/6073/item/584636, accessed on September 20, 2024.