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
Institut des sciences agronomiques du Rwanda and International Service for National Agricultural Research,A Review of agricultural systems research in Rwanda : report to the Director of the Rwandan Institute of Agricultural Sciences (SAR),,International Service for National Agricultural Research,1989,ISNAR,,,,https://cir.nii.ac.jp/crid/1130282272092231424