United States. Bureau of Labor Statistics. "Occupational Compensation Survey: Pay Only, Boston-Worcester-Lawrence, MA-NH-ME-CT, Consolidated Metropolitan Area, June 1996 : Bulletin of the United States Bureau of Labor Statistics, No. 3085-29," Occupational Compensation Survey: Pay (November 1996). https://fraser.stlouisfed.org/title/6073/item/584651, accessed on February 3, 2025.