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
"Okafor, Victor Oguejiofor",Nigeria's stumbling democracy and its implications for Africa's democratic movement,,Praeger Security International,2008,PSI reports,,9780313355868,,https://cir.nii.ac.jp/crid/1130282271744843136