United States. Bureau of Labor Statistics and Soder, Jon. Work Stoppages in Contract Construction, 1962-73 : Bulletin of the United States Bureau of Labor Statistics, No. 1847 , Washington, D.C: U.S. Dept. of Labor, Bureau of Labor Statistics, 1975, https://fraser.stlouisfed.org/title/4919, accessed on December 21, 2024.