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 "Lippert, Barbara and Royal Institute of International Affairs",German unification and EC integration,,Council on Foreign Relations Press,1993,Chatham House papers,,0876091478,,https://cir.nii.ac.jp/crid/1130282272591962880