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
"Tovias, Alfred and International Bank for Reconstruction and Development",The European communities' single market : the challenge of 1992 for Sub-Saharan Africa,,World Bank,1990,World Bank discussion papers,,0821316397,,https://cir.nii.ac.jp/crid/1130282271131247872