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) ,"Teaching Yoruba as a Foreign Language in Osaka University, Japan : Difficulties of Learning and Suggestions for Improvement",民族紛争の背景に関する地政学的研究 = LiCCOSEC : lingua-culture contextual studies in ethnic conflicts of the world,18830633,箕面 : 大阪大学世界言語研究センター,2012,20,,39-49,https://cir.nii.ac.jp/crid/1520009407762420352,