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
"Sommer, H. Oskar (Heinrich Oskar), b 1861",The vulgate version of the Arthurian romances,,the Carnegie Institution,1909,,,,,https://cir.nii.ac.jp/crid/1130282270076557440