Union Wages and Hours: Local Truckdrivers and Helpers, July 1, 1969 : Errata : Bulletin of the United States Bureau of Labor Statistics, No. 1669
United States. Bureau of Labor Statistics. "Union Wages and Hours: Local Truckdrivers and Helpers, July 1, 1969 : Errata : Bulletin of the United States Bureau of Labor Statistics, No. 1669," Union Wages and Hours : Local Truckdrivers and Helpers (1970). https://fraser.stlouisfed.org/title/3960/item/498652/content/pdf/bls_1669_1970_errata, accessed on May 1, 2024.