United States. Bureau of Labor Statistics. "Wage Chronology: Ford Motor Company, June 1941-September 1973, Supplement" in Wage Chronology: Ford Motor Company, June 1941-September 1973 : Bulletin of the United States Bureau of Labor Statistics, No. 1787 (1973). https://fraser.stlouisfed.org/title/4882/item/499660, accessed on September 10, 2024.