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. Dept. of Commerce and United States. National Bureau of Standards,"American standard safety code for the protection of heads, eyes, and respiratory organs",,U.S. G. P. O.,1938,National Bureau of Standards handbook,,,,https://cir.nii.ac.jp/crid/1130282272748632192