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
"Freytag, Vera",Exploring politeness in business emails : a mixed-methods analysis,,Multilingual Matters,2020,Language at work,,9781788925952,,https://cir.nii.ac.jp/crid/1130285378634917248