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 "Vet, Co and Vetters, Carl",Tense and aspect in discourse,,M. de Gruyter,1994,Trends in linguistics,,3110138131,,https://cir.nii.ac.jp/crid/1130282271230232832