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
"Donaldson, E. Talbot (Ethelbert Talbot)",Piers Plowman : the C-text and its poet,,Yale University Press,1949,Yale studies in English,,,,https://cir.nii.ac.jp/crid/1130282270455742080