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 "Havnevik, Kjell J.","Economy and organization in Rufiji district : the case of crafts and extractive activities : survey, analysis and recommendations",,Chr. Michelsen Institute,1981,DERAP publications,,,,https://cir.nii.ac.jp/crid/1130000794299125888