National Compensation Survey: Visalia-Tulare-Porterville, CA, July 1998 : Bulletin of the United States Bureau of Labor Statistics, No. 3095-28
United States. Bureau of Labor Statistics. "National Compensation Survey: Visalia-Tulare-Porterville, CA, July 1998 : Bulletin of the United States Bureau of Labor Statistics, No. 3095-28," National Compensation Survey (Wages and Salaries) (August 1999). https://fraser.stlouisfed.org/title/6009/item/582318, accessed on May 4, 2024.
United States Bureau of Labor Statistics