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 "Sautter, Hermann and Nigerian Institute of International Affairs",Economic and ethical aspects of the international debt problem,,Nigerian Institute of International Affairs,1990,Lecture series (Nigerian Institute of International Affairs),,,,https://cir.nii.ac.jp/crid/1130000795453624576