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 "Sieber, Ulrich",Liability for on-line data bank services in the European Community,,C. Heymanns,1992,Ius informationis : European series on information law,,3452223558,,https://cir.nii.ac.jp/crid/1130000795760577920