Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
United States. Bureau of Labor Statistics,"Labor laws and their administration 1936 : proceedings of the twenty-second convention of the International Association of Governmental Labor Officials, Topeka, Kans., September 1936",,U.S. Government Printing Office,1937,Bulletin,,,,https://cir.nii.ac.jp/crid/1130282270150877696