Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Matsumura Yoshiko,Politeness in Japanese Conversational Discourse: Critical Review of Brown & Levinson(1987),言語科学,02891891,"The Institute of Languages and Cultures, Kyushu University",1999-02-27,34,,51-60,https://cir.nii.ac.jp/crid/1390579599241865344,https://doi.org/10.15017/6796379