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
"Stål, Michael",Contradictions in agricultural development : a study of three minimum package projects in Southern Ethiopia,,Scandinavian Institute of African Studies,1973,Research report,,,,https://cir.nii.ac.jp/crid/1130000794164618752