United States. Bureau of Labor Statistics. "National Compensation Survey: Houston-Galveston-Brazoria, TX, January 1999 : Bulletin of the United States Bureau of Labor Statistics, No. 3095-74,"
National Compensation Survey (Wages and Salaries)
(September 1999).
https://fraser.stlouisfed.org/title/6009/item/582364, accessed on December 12, 2024.