United States. Bureau of Labor Statistics. "Occupational Injuries and Illnesses in 1979: Summary : Bulletin of the United States Bureau of Labor Statistics, No. 2097,"
Occupational Injuries and Illnesses in the United States by Industry
(1981).
https://fraser.stlouisfed.org/title/4793/item/499648, accessed on March 22, 2025.
@FedFRASER