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) "今井, 英雄",The Effect of the Katakana Writing System on Second Language Pronunciation : A Suggestion for Katakana Sound Instruction in English Textbooks,成城英文学,,成城大学,2016-03,,40,1-14,https://cir.nii.ac.jp/crid/1050282677580780800,