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
"Holmberg, Johan",Natural resources in sub-Saharan Africa : assets and vulnerabilities,,Nordiska Afrikainstitutet,2008,Current African issues,,9789171066244,,https://cir.nii.ac.jp/crid/1130000797977097728