Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
United States. Bureau of Labor Statistics and International Association of Governmental Labor Officials. Convention,"Labor laws and their administration 1937 : proceedings of the twenty-third convention of the International Association of Governmental Labor Officials, Toronto, Canada, September 1937",,"U.S. G.P.O.,For sale by the Supt. of Docs., U.S. G.P.O.",1938,Bulletin,,,,https://cir.nii.ac.jp/crid/1130282270336505472