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 "Ginneken, Wouter van","Rural and urban income inequalities in Indonesia, Mexico, Pakistan, Tanzania, and Tunisia",,International Labour Office,1976,A WEP study,,"9221015394,9221015386",,https://cir.nii.ac.jp/crid/1130000797844767488