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 "Okidi, John and Makerere University. Economic Policy Research Centre",The degree of socially sub-optimal individual behavior in collective resource management,,Economic Policy Research Centre,1999,Research series,,,,https://cir.nii.ac.jp/crid/1130000793961473280