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)
,Effects of early language learning on speech perception: From an ELF perspective,Waseda Working Papers in ELF (English as a Lingua Franca),,,2013,2,,111-122,https://cir.nii.ac.jp/crid/1010282257134874887,