United States. Bureau of Labor Statistics. "National Compensation Survey: Occupational Earnings in the Middle Atlantic Census Division, July 2009 : Bulletin of the United States Bureau of Labor Statistics, No. 2747," National Compensation Survey: Occupational Earnings in the United States (June 2010). https://fraser.stlouisfed.org/title/6086/item/584799, accessed on November 14, 2024.