Louisiana; Bureau of Labor and Industrial Statistics; Louisiana Bureau of Labor and Industrial Statistics; Louisiana Kniga po trebovaniyu Saatavuus: Tilaustuote
Wisconsin Bureau of Labor and Industria; Wisconsin Bureau of Labor; Census and Industrial Statistics Arkose Press (2015) Saatavuus: Hankintapalvelu Kovakantinen kirja
Bureau of Industrial & Labor Statistics for the State of Maine; Of Industrial and Labor Statistics for BiblioLife (2008) Saatavuus: Hankintapalvelu Pehmeäkantinen kirja
Bureau of Industrial & Labor Statistics for the State of Maine; Of Industrial and Labor Statistics for BiblioLife (2008) Saatavuus: Hankintapalvelu Kovakantinen kirja