Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 倉持 益子,労い言葉「ご苦労」の変遷とその変化の要因,言語と交流 = Language and cultural exchange : journal of the Society for the Study of Language and Cultural Exchange,13461257,八王子 : 言語と交流研究会,2011,,14,77-89,https://cir.nii.ac.jp/crid/1520573331232504320,