Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
International Association of Industrial Accident Boards and Commissions. Meeting and United States. Bureau of Labor Statistics,"Proceedings of the Twelfth Annual Meeting of the International Association of Industrial Accident Boards and Commissions, held at Salt Lake City, Utah, August 17-20, 1925",,G.P.O.,1926,Bulletin,,,,https://cir.nii.ac.jp/crid/1130000794602635008