著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI)
,Socio-economic factors influencing power tiller use among sawah farmers in Bida,Nigeria Journal of Food and Agriculture & Environment,,,2008,6(3-4),,387-390,https://cir.nii.ac.jp/crid/1010000782458442373,