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 "Josling, Timothy Edward",Developed-country agricultural policies and developing-country food supplies : the case of wheat,,International Food Policy Research Institute,1980,Research report,,0896290158,,https://cir.nii.ac.jp/crid/1130282272727249408