著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL United States. Bureau of Labor Standards,Safe use of hand and portable power tools,,"U.S. Department of Labor,for sale by the Supt. of Docs., U.S. Govt. Print. Off.]",,Safety in industry. instructor outline : U.S. Department of Labor Safety Training Programs,,,,https://cir.nii.ac.jp/crid/1130282273112659584