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
"Thomas, Charles","Britain and Ireland in early Christian times, A.D. 400-800",,Thames and Hudson,1971,Library of medieval civilization,,"0500560021,0500570027",,https://cir.nii.ac.jp/crid/1130000794675356672