United States. Bureau of Labor Statistics. "National Compensation Survey: Occupational Wages in the Pacific Census Division, 1999 : Bulletin of the United States Bureau of Labor Statistics, No. 2544-9,"
National Compensation Survey: Occupational Wages in the United States
(July 2001).
https://fraser.stlouisfed.org/title/6084/item/584711, accessed on September 18, 2024.