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
,"The middle English poem, Erthe upon erthe, printed from twenty-four manuscripts",,Published for the Early English Text Society by Oxford U.P.,1911,Early English Text Society original series,,,,https://cir.nii.ac.jp/crid/1130000796999468928