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 "Bernard, Tanguy and International Food Policy Research Institute",Cooperatives for staple crop marketing : evidence from Ethiopia,,International Food Policy Research Institute,2010,Research monograph,,9780896291751,,https://cir.nii.ac.jp/crid/1130000794906144000