United States. Bureau of Labor Statistics. "Occupational Compensation Survey: Pay and Benefits, Portland-Salem, OR-WA, Consolidated Metropolitan Area, July 1996 : Bulletin of the United States Bureau of Labor Statistics, No. 3085-28," Occupational Compensation Survey: Pay (November 1996). https://fraser.stlouisfed.org/title/6073/item/584650, accessed on August 6, 2024.