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 "Kakwani, Nanak",Testing for significance of poverty differences : with application to Côte d'Ivoire,,World Bank,1990,LSMS working paper,,0821314262,,https://cir.nii.ac.jp/crid/1130282269380056704