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 "Mohan Raj, D.R. and International Institute of Tropical Agriculture and Sustainable Food Production in Sub-Saharan Africa",Constrains and opportunities,,International Institute of Tropical Agriculture,1993,Sustainable food production in Sub-Saharan Africa,,9781310960,,https://cir.nii.ac.jp/crid/1130282271866091264