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
"Heltveit, Trygve",Studies in English demonstrative pronouns : a contribution to the history of English morphology,,Universitetsforlaget,1967,Scandinavian university books,,,,https://cir.nii.ac.jp/crid/1130282270568130688