Major Collective Bargaining Agreements: Employer Pay and Leave for Union Business : Bulletin of the United States Bureau of Labor Statistics, No. 1425-19
United States. Bureau of Labor Statistics. "Major Collective Bargaining Agreements: Employer Pay and Leave for Union Business : Bulletin of the United States Bureau of Labor Statistics, No. 1425-19," Major Collective Bargaining Agreements (1980). https://fraser.stlouisfed.org/title/4641/item/497945, accessed on March 21, 2023.