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. National Bureau of Standards,"National Electrical Safety Code : Grounding Rules and Parts I, II, III, IV, and V",,U.S. Government Print. Off.,1948,National Bureau of Standards handbook,,,,https://cir.nii.ac.jp/crid/1130282271499251328