United States. Bureau of Labor Statistics. "Occupational Injuries and Illnesses in the United States by Industry, 1981 : Bulletin of the United States Bureau of Labor Statistics, No. 2164,"
Occupational Injuries and Illnesses in the United States by Industry
(March 1983).
https://fraser.stlouisfed.org/title/4793/item/529775, accessed on March 22, 2025.