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 British Standards Institution. Universal decimal classification,Guide to Preparation of microfilm and other microforms that may be required as evidence,,British Standards Institution,1991,B.S. (Series),,,,https://cir.nii.ac.jp/crid/1130282272856087040