United States. Bureau of Labor Statistics. "Industry Wage Survey: Men's and Boys' Shirts and Nightwear, June 1987 : Bulletin of the United States Bureau of Labor Statistics, No. 2304," Industry Wage Survey: Men's and Boys' Shirts (April 1988). https://fraser.stlouisfed.org/title/4611/item/584569, accessed on March 22, 2025.