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 "Heliskoski, Joni",Mixed agreements as a technique for organizing the international relations of the European Community and its member states,,Kluwer Law International,2001,The Erik Castrén Institute monographs on international law and human rights,,9789041117137,,https://cir.nii.ac.jp/crid/1130000794102438144