U.S. Department of Labor, Robert B. Reich, Secretary, Bureau of Labor Statistics, Katharine G. Abraham, CommissionerU.S. Department of Labor, Bureau of Labor Statistics, For sale by the U.S. G.P.O., Supt. of Docs.[1996]
全国の図書館
U.S. Department of Labor, Bureau of Labor StatisticsU.S. Department of Labor, Bureau of Labor Statistics ; For sale by the U.S. G.P.O., Supt. of Docs.1993
全国の図書館
U.S. Department of Labor, Bureau of Labor StatisticsU.S. Department of Labor, Bureau of Labor Statistics : For sale by the U.S. G.P.O., Supt. of Docs.[1992]
全国の図書館