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 "Klabbers, Jan",The concept of treaty in international law,,Martinus Nijhoff Pub.,2006,Developments in international law,,9041102442,,https://cir.nii.ac.jp/crid/1130000794877734016