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
"Madden, Frederic and Skeat, Walter W","The lay of Havelok the Dane : composed in the reign of Edward I, about A.D. 1280",,Pub. for the Early English Text Society : by N. Trübner,1868,Early English Text Society extra series,,,,https://cir.nii.ac.jp/crid/1130282273315078016