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
"Zehender, Wolfgang and Deutsches Institut für Entwicklungspolitik",Cooperation versus integration : the prospects of the Southern African Development Coordination Conference (SADCC),,German Development Institute,1983,Occasional papers of the German Development Institute,,3889850316,,https://cir.nii.ac.jp/crid/1130000795440689408