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
"Hewitt de Alcántara, Cynthia and United Nations Research Institute for Social Development",Economic restructuring and rural subsistence in Mexico : maize and the crisis of the 1980s,,United Nations Research Institute for Social Development,1992,Discussion paper,,,,https://cir.nii.ac.jp/crid/1130000794848309632