Summary of Methods for Computing Industry Statistics on Employment, Hours, Earnings
United States. Bureau of Labor Statistics. "Summary of Methods for Computing Industry Statistics on Employment, Hours, Earnings," in United States. Bureau of Labor Statistics. "Employment, Hours, and Earnings, United States, 1981-93 : Bulletin of the United States Bureau of Labor Statistics, No. 2429," Employment and Earnings, United States (August 1993) : 546-546. https://fraser.stlouisfed.org/title/189/item/5436/toc/327817 , accessed on April 19, 2024.